What's new...

List of recent upgrades and modifications in the GGC database.

Date Topic Category

2008-07-31 Created a page containing the list of most recent added values for parameters (recparam.php) web pages

2008-01-04 While listing the parameters of a single cluster, now you can click on each parameter name to find the other values available in the database web pages

2007-11-26 Online the new release of Gclusters (codename: "Paola")! For other info, see this post on the related blog. web pages

2007-08-10 Created the page for the recently discovered globular cluster FR 1767 cluster data

2007-07-20 Updated bibliography available for the cluster NGC2419 cluster data

2007-06-21 Updated data available for the cluster NGC6864 cluster data

2007-06-15 Updated data available for the cluster NGC6426 cluster data

2007-06-15 Revised the layout of the page with the detailed listing for a given cluster, e.g. link for M13 web pages

2007-06-14 Updated the page with the links for a given cluster, e.g. links for M3.
Updated whatsnew.php and whatsnew2.php (...and yes, I do like very much the Comic Sans MS fonts face!) web pages

2007-06-13 Updated the page link_lt.php web pages

2007-06-08 Updated biliography and colour-magnitude diagram in the page for NGC 3201 cluster data

2007-06-08 Restored this web page ;) web pages

2005-02-25 Updated bibliography and CM diagram for cluster NGC 2808 cluster data

2004-02-03 Updated bibliography for cluster NGC 1851 cluster data

2004-01-13 Updated extended bibliography for clusters AM 1, Palomar 2 and NGC 1904 cluster data

2003-11-17 Updated values of Log of relaxation time at half mass radius, lg(th) (see Table 3) for 56 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-11-06 Updated values of Tidal radius, r_t (see Table 3)for 6 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-08-03 Updated values of Core radius, r_c (see Table 3)for 5 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-07-23 Updated values of Central concentration, c = log(r_t/r_c) (see Table 3)for 6 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-07-18 Updated values of Observational (internal) uncertainty in radial velocity (column +/- in Table 3) for 12 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-07-16 Updated values of Heliocentric radial velocity (v_r) for 16 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-06-17 Adjusted values of Integrated Spectral Type (SpT) for several clusters cluster data

2003-06-04 Updated values of Dickens horizonal-branch morphological type (HBT) for 14 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-06-04 Added a links page with the latest links sent by user of the GGC-DB web pages

2003-06-03 Updated values of right ascension (RA) for 8 clusters,accordingly to the revised version of Harris GGCs parameters database cluster data

2003-06-03 Updated values of Declination for 17 clusters,accordingly to the revised version of Harris GGCs parameters database cluster data

2003-05-23 Added a comments page with the latest comment sent by user of the GGC-DB web pages

2003-05-21 Updated values of Galactic Longitude,for 9 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-05-13 Updated values of Distance from the Sun (R_Sun),for 60 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-05-08 Updated values of Distance components Z in Sun-centered coordinate system for 43 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-05-08 Updated values of Distance from Galactic Center (R_gc),for 53 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-05-06 Updated values of Distance components Y in Sun-centered coordinate system for 39 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-04-28 Updated values of Distance components X in Sun-centered coordinate system for 56 clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-03-28 Updated values of Specific frequency of RR Lyrae variables (S_RR) for several clusters, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-03-27 Updated values of Horizonthal Branch Ratio (HBR) for NGC6426, NGC6712, NGC6715 and NGC6864, accordingly to the revised version of Harris GGCs parameters database cluster data

2003-03-14 Corrected several entries which erroneously displayed 0 in B-V, V-R, V-I fields, instead of a NULL value cluster data

2003-03-13 Corrected several entries which erroneously displayed 0 in the U-B field, instead of a NULL value cluster data

2003-03-07 Updated values of foreground reddening E(B-V) , where needed (31 clusters), accordingly to the revised version (February 2003) of Harris GGCs parameters database cluster data

2003-03-07 Updated values of V magnitude level of the Horizontal Branch, "V_HB" , where needed (53 clusters), accordingly to the revised version (February 2003) of Harris GGCs parameters database cluster data

2003-03-06 Updated (m-M) values, where needed, accordingly to the revised version (February 2003) of Harris GGCs parameters database cluster data

2003-03-03 The list of bibliographic references for GGCs is now completed: each cluster has a link to one article, intended to be representative for a first knowledge of its stellar population. Usually, articles can be red and downloaded for cluster data

2003-02-27 Updated [Fe/H] values, where needed (25 clusters), accordingly to the revised version (February 2003) of Harris GGCs parameters database cluster data

2003-02-19 Updated record for NGC6934 cluster data

2003-02-18 It's now possible to add comments or info for a given cluster. Comments will be available via a link at the bottom of the "main page" of each clusters. web pages

2003-02-17 Updated records for NGC6760, NGC6779 (M56), Arp2, Ter7, Ter8 cluster data

2003-02-12 Updated records for NGC6749, NGC6723, NGC6752 cluster data

2003-02-11 Updated records for NGC 6715 (M54) cluster data

2003-02-07 Updated records for Pal 8, NGC6681, NGC6712 cluster data

2003-02-06 Updated records for NGC6656 (M22) cluster data

2003-02-05 Updated records for NGC6642, NGC6652 cluster data

2003-02-04 Updated record for NGC6637, NGC6638 cluster data

2003-02-03 Updated records for NGC6624 and NGC6626 cluster data

2003-01-29 Updated records for NGC6558, Palomar 7,
IC1276, NGC6569 and NGC6584 cluster data

2003-01-29 Corrected several entries which erroneously displayed "0" in HBR field (which actually is an allowed value)
instead of leaving the field empty (no data) Bugs fixed

2003-01-24 Updated records for NGC6544, NGC6541 and NGC6553 cluster data

2003-01-22 Updated records for NGC6528, NGC6539 and NGC6540 cluster data

2003-01-17 Updated records for NGC6522 and NGC6535 cluster data

2003-01-09 Updated records for NGC6401, NGC6441, Terzan 6, NGC 6453, Terzan 9 cluster data

2003-01-08 Cards of some clusters now download the DSS image directly from DSS archive (es. NGC6397).
You can also click on these images to obtain a larger photo (15 x 15 arcmin) web pages

2003-01-07 Added CMDs and images for NGC6338, NGC6402 (M14) cluster data

2002-12-20 Added info for Terzan 1, Ton 2 cluster data

2002-12-16 Added info for Terzan 4 cluster data

2002-12-12 Added info for Terzan 2, NGC 6366 cluster data

2002-12-11 Added info for NGC6352, IC1257 cluster data

2002-12-02 Added info for NGC6355 cluster data

2002-11-27 Updated the PHP code on the "results page" of the GGC-DB, to show you a consistent list of clusters in case your choice does match more than one cluster web pages

2002-11-21 Added info for NGC6325, NGC6333, NGC6342 cluster data

2002-11-20 Added info for NGC6341 (M92) cluster data

2002-11-19 Added info for NGC6316 cluster data

2002-11-18 Added info for NGC 6304 cluster data

2002-11-14 Search cluster for name: added a check for displaying a message in case no records are selected web pages

2002-11-14 Information about the number of links are now directly available in the cluster parameters' page web pages

2002-11-14 Added this page :) web pages

Top of the page

Date	Topic	Category
2008-07-31	Created a page containing the list of most recent added values for parameters (recparam.php)	web pages
2008-01-04	While listing the parameters of a single cluster, now you can click on each parameter name to find the other values available in the database	web pages
2007-11-26	Online the new release of Gclusters (codename: "Paola")! For other info, see this post on the related blog.	web pages
2007-08-10	Created the page for the recently discovered globular cluster FR 1767	cluster data
2007-07-20	Updated bibliography available for the cluster NGC2419	cluster data
2007-06-21	Updated data available for the cluster NGC6864	cluster data
2007-06-15	Updated data available for the cluster NGC6426	cluster data
2007-06-15	Revised the layout of the page with the detailed listing for a given cluster, e.g. link for M13	web pages
2007-06-14	Updated the page with the links for a given cluster, e.g. links for M3. Updated whatsnew.php and whatsnew2.php (...and yes, I do like very much the Comic Sans MS fonts face!)	web pages
2007-06-13	Updated the page link_lt.php	web pages
2007-06-08	Updated biliography and colour-magnitude diagram in the page for NGC 3201	cluster data
2007-06-08	Restored this web page ;)	web pages
2005-02-25	Updated bibliography and CM diagram for cluster NGC 2808	cluster data
2004-02-03	Updated bibliography for cluster NGC 1851	cluster data
2004-01-13	Updated extended bibliography for clusters AM 1, Palomar 2 and NGC 1904	cluster data
2003-11-17	Updated values of Log of relaxation time at half mass radius, lg(th) (see Table 3) for 56 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-11-06	Updated values of Tidal radius, r_t (see Table 3)for 6 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-08-03	Updated values of Core radius, r_c (see Table 3)for 5 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-07-23	Updated values of Central concentration, c = log(r_t/r_c) (see Table 3)for 6 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-07-18	Updated values of Observational (internal) uncertainty in radial velocity (column +/- in Table 3) for 12 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-07-16	Updated values of Heliocentric radial velocity (v_r) for 16 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-06-17	Adjusted values of Integrated Spectral Type (SpT) for several clusters	cluster data
2003-06-04	Updated values of Dickens horizonal-branch morphological type (HBT) for 14 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-06-04	Added a links page with the latest links sent by user of the GGC-DB	web pages
2003-06-03	Updated values of right ascension (RA) for 8 clusters,accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-06-03	Updated values of Declination for 17 clusters,accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-05-23	Added a comments page with the latest comment sent by user of the GGC-DB	web pages
2003-05-21	Updated values of Galactic Longitude,for 9 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-05-13	Updated values of Distance from the Sun (R_Sun),for 60 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-05-08	Updated values of Distance components Z in Sun-centered coordinate system for 43 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-05-08	Updated values of Distance from Galactic Center (R_gc),for 53 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-05-06	Updated values of Distance components Y in Sun-centered coordinate system for 39 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-04-28	Updated values of Distance components X in Sun-centered coordinate system for 56 clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-03-28	Updated values of Specific frequency of RR Lyrae variables (S_RR) for several clusters, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-03-27	Updated values of Horizonthal Branch Ratio (HBR) for NGC6426, NGC6712, NGC6715 and NGC6864, accordingly to the revised version of Harris GGCs parameters database	cluster data
2003-03-14	Corrected several entries which erroneously displayed 0 in B-V, V-R, V-I fields, instead of a NULL value	cluster data
2003-03-13	Corrected several entries which erroneously displayed 0 in the U-B field, instead of a NULL value	cluster data
2003-03-07	Updated values of foreground reddening E(B-V) , where needed (31 clusters), accordingly to the revised version (February 2003) of Harris GGCs parameters database	cluster data
2003-03-07	Updated values of V magnitude level of the Horizontal Branch, "V_HB" , where needed (53 clusters), accordingly to the revised version (February 2003) of Harris GGCs parameters database	cluster data
2003-03-06	Updated (m-M) values, where needed, accordingly to the revised version (February 2003) of Harris GGCs parameters database	cluster data
2003-03-03	The list of bibliographic references for GGCs is now completed: each cluster has a link to one article, intended to be representative for a first knowledge of its stellar population. Usually, articles can be red and downloaded for	cluster data
2003-02-27	Updated [Fe/H] values, where needed (25 clusters), accordingly to the revised version (February 2003) of Harris GGCs parameters database	cluster data
2003-02-19	Updated record for NGC6934	cluster data
2003-02-18	It's now possible to add comments or info for a given cluster. Comments will be available via a link at the bottom of the "main page" of each clusters.	web pages
2003-02-17	Updated records for NGC6760, NGC6779 (M56), Arp2, Ter7, Ter8	cluster data
2003-02-12	Updated records for NGC6749, NGC6723, NGC6752	cluster data
2003-02-11	Updated records for NGC 6715 (M54)	cluster data
2003-02-07	Updated records for Pal 8, NGC6681, NGC6712	cluster data
2003-02-06	Updated records for NGC6656 (M22)	cluster data
2003-02-05	Updated records for NGC6642, NGC6652	cluster data
2003-02-04	Updated record for NGC6637, NGC6638	cluster data
2003-02-03	Updated records for NGC6624 and NGC6626	cluster data
2003-01-29	Updated records for NGC6558, Palomar 7, IC1276, NGC6569 and NGC6584	cluster data
2003-01-29	Corrected several entries which erroneously displayed "0" in HBR field (which actually is an allowed value) instead of leaving the field empty (no data)	Bugs fixed
2003-01-24	Updated records for NGC6544, NGC6541 and NGC6553	cluster data
2003-01-22	Updated records for NGC6528, NGC6539 and NGC6540	cluster data
2003-01-17	Updated records for NGC6522 and NGC6535	cluster data
2003-01-09	Updated records for NGC6401, NGC6441, Terzan 6, NGC 6453, Terzan 9	cluster data
2003-01-08	Cards of some clusters now download the DSS image directly from DSS archive (es. NGC6397). You can also click on these images to obtain a larger photo (15 x 15 arcmin)	web pages
2003-01-07	Added CMDs and images for NGC6338, NGC6402 (M14)	cluster data
2002-12-20	Added info for Terzan 1, Ton 2	cluster data
2002-12-16	Added info for Terzan 4	cluster data
2002-12-12	Added info for Terzan 2, NGC 6366	cluster data
2002-12-11	Added info for NGC6352, IC1257	cluster data
2002-12-02	Added info for NGC6355	cluster data
2002-11-27	Updated the PHP code on the "results page" of the GGC-DB, to show you a consistent list of clusters in case your choice does match more than one cluster	web pages
2002-11-21	Added info for NGC6325, NGC6333, NGC6342	cluster data
2002-11-20	Added info for NGC6341 (M92)	cluster data
2002-11-19	Added info for NGC6316	cluster data
2002-11-18	Added info for NGC 6304	cluster data
2002-11-14	Search cluster for name: added a check for displaying a message in case no records are selected	web pages
2002-11-14	Information about the number of links are now directly available in the cluster parameters' page	web pages
2002-11-14	Added this page :)	web pages