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ACO 1644

ClG SIMBAD ClG 392 papers NEDSIMBADVizieR
Пряме сходження
12h 57m 11.60s
Схилення
−17° 24′ 34.0″
Галактичні l, b
304.89, 45.44
Червоне зміщення
0.0471
Променева швидкість
13,788 km/s
Кутовий розмір
23.33′ × 23.33′

Також відомий як

25 identifiers

1A 1254-161ES 1254-17.11H 1255-1721RXS J125710.0-1723452E 1254.5-17082E 29092MAXI J1257-1733A 1254-171ACO 1644BAX 194.3115-17.3535ClG 1254-1706[F81] 251H 1256-171MCXC J1257.1-1724PLCKESZ G304.89+45.45PSZ1 G304.91+45.46PSZ2 G304.91+45.43PSZRX G304.88+45.45RBS 1187RX J1257.1-1724RXC J1257.1-1724RXGCC 474[S85] 215XCLASS 23XSS J12575-1727

Опубліковані вимірювання

2 quantities measured more than once
One object can carry a dozen published estimates of the same quantity. The register keeps them side by side rather than picking a winner — the citation is part of the value.

Променева швидкість 5 values

ЗначенняОдиницяПохибка Смуга / методДжерелоПосиланняРік
0.0471 km/s ± 0.005 z SIMBAD 2022A&A...658A..59X 2022
0.047 km/s z SIMBAD 2021A&A...652A..12K 2021
0.047 km/s z SIMBAD 2001ApJ...554L.129M 2001
0.0467 km/s z SIMBAD 1998A&A...338..813W 1998
0.0449 km/s z SIMBAD 1989ApJS...70....1A 1989

Розподіл енергії у спектрі 166 values

ЗначенняОдиницяПохибка Смуга / методДжерелоПосиланняРік
0.00375 Jy 2MASS:H · I/297/out VizieR I/297/out
0.00246 Jy 2MASS:J · I/297/out VizieR I/297/out
0.8 Jy ± 0.325 POSS-II:i · I/305/out VizieR I/305/out
0.81 Jy ± 0.321 POSS-II:F · I/305/out VizieR I/305/out
0.545 Jy ± 0.211 POSS-II:J · I/305/out VizieR I/305/out
0.0588 Jy ± 0.0227 Johnson:B · I/305/out VizieR I/305/out
0.00316 Jy ± 0.00033 2MASS:Ks · I/317/sample VizieR I/317/sample
0.00375 Jy ± 0.00055 2MASS:H · I/317/sample VizieR I/317/sample
0.00245 Jy ± 0.0003 2MASS:J · I/317/sample VizieR I/317/sample
0.00316 Jy 2MASS:Ks · I/331/apop VizieR I/331/apop
0.00375 Jy 2MASS:H · I/331/apop VizieR I/331/apop
0.00245 Jy 2MASS:J · I/331/apop VizieR I/331/apop
Show the remaining 154
ЗначенняОдиницяПохибка Смуга / методДжерелоПосиланняРік
0.000338 Jy ± 1.60e-05 Johnson:B · I/346/fs VizieR I/346/fs
0.0928 Jy ± 0.005 2MASS:Ks · I/353/gsc242 VizieR I/353/gsc242
0.102 Jy ± 0.004 2MASS:H · I/353/gsc242 VizieR I/353/gsc242
0.0836 Jy ± 0.0029 2MASS:J · I/353/gsc242 VizieR I/353/gsc242
0.000707 Jy ± 6.00e-06 SDSS:z · I/353/gsc242 VizieR I/353/gsc242
0.000478 Jy ± 6.00e-05 SDSS:i · I/353/gsc242 VizieR I/353/gsc242
0.000281 Jy ± 2.00e-06 SDSS:r · I/353/gsc242 VizieR I/353/gsc242
0.000115 Jy ± 2.00e-06 SDSS:g · I/353/gsc242 VizieR I/353/gsc242
0.0172 Jy ± 0 VISTA:Y · I/353/gsc242 VizieR I/353/gsc242
0.00283 Jy ± 0.00088 WISE:W4 · I/353/gsc242 VizieR I/353/gsc242
0.00174 Jy ± 0.00011 WISE:W3 · I/353/gsc242 VizieR I/353/gsc242
0.00408 Jy ± 8.00e-05 WISE:W2 · I/353/gsc242 VizieR I/353/gsc242
0.00773 Jy ± 0.00016 WISE:W1 · I/353/gsc242 VizieR I/353/gsc242
0.00675 Jy ± 0.00025 Johnson:K · II/246/out VizieR II/246/out
0.00873 Jy ± 0.00019 Johnson:H · II/246/out VizieR II/246/out
0.00629 Jy ± 0.0001 Johnson:J · II/246/out VizieR II/246/out
0.0022 Jy ± 0.00078 WISE:W4 · II/311/wise VizieR II/311/wise
0.00163 Jy ± 9.00e-05 WISE:W3 · II/311/wise VizieR II/311/wise
0.00413 Jy ± 8.00e-05 WISE:W2 · II/311/wise VizieR II/311/wise
0.00754 Jy ± 0.00015 WISE:W1 · II/311/wise VizieR II/311/wise
0.00316 Jy ± 0.00033 2MASS:Ks · II/311/wise VizieR II/311/wise
0.00375 Jy ± 0.00055 2MASS:H · II/311/wise VizieR II/311/wise
0.00245 Jy ± 0.0003 2MASS:J · II/311/wise VizieR II/311/wise
0.00283 Jy ± 0.00088 WISE:W4 · II/328/allwise VizieR II/328/allwise
0.00174 Jy ± 0.00011 WISE:W3 · II/328/allwise VizieR II/328/allwise
0.00408 Jy ± 8.00e-05 WISE:W2 · II/328/allwise VizieR II/328/allwise
0.00773 Jy ± 0.00016 WISE:W1 · II/328/allwise VizieR II/328/allwise
0.00316 Jy ± 0.00033 2MASS:Ks · II/328/allwise VizieR II/328/allwise
0.00375 Jy ± 0.00055 2MASS:H · II/328/allwise VizieR II/328/allwise
0.00245 Jy ± 0.0003 2MASS:J · II/328/allwise VizieR II/328/allwise
0.00628 Jy ± 0.00042 SDSS:i' · II/336/apass9 VizieR II/336/apass9
0.00426 Jy ± 9.00e-05 SDSS:r' · II/336/apass9 VizieR II/336/apass9
0.00307 Jy ± 0.00012 Johnson:V · II/336/apass9 VizieR II/336/apass9
0.00169 Jy ± 0.0001 SDSS:g' · II/336/apass9 VizieR II/336/apass9
0.00103 Jy ± 3.00e-05 Johnson:B · II/336/apass9 VizieR II/336/apass9
0.000132 Jy ± 1.60e-05 XMM-OT:V · II/340/xmmom2_1 VizieR II/340/xmmom2_1
0.00033 Jy ± 9.00e-06 XMM-OT:U · II/340/xmmom2_1 VizieR II/340/xmmom2_1
3.62000e-05 Jy ± 4.30e-06 XMM-OT:UVW1 · II/340/xmmom2_1 VizieR II/340/xmmom2_1
0.000131 Jy ± 2.00e-06 PAN-STARRS/PS1:i · II/349/ps1 VizieR II/349/ps1
0.000146 Jy ± 2.00e-06 PAN-STARRS/PS1:r · II/349/ps1 VizieR II/349/ps1
8.50000e-05 Jy ± 1.60e-06 PAN-STARRS/PS1:g · II/349/ps1 VizieR II/349/ps1
0.000124 Jy ± 4.00e-06 PAN-STARRS/PS1:z · II/349/ps1 VizieR II/349/ps1
0.000383 Jy ± 2.60e-05 PAN-STARRS/PS1:y · II/349/ps1 VizieR II/349/ps1
0.000328 Jy ± 9.00e-06 XMM-OT:U · II/356/xmmom41s VizieR II/356/xmmom41s
3.61000e-05 Jy ± 4.30e-06 XMM-OT:UVW1 · II/356/xmmom41s VizieR II/356/xmmom41s
0.00924 Jy ± 0.00038 SkyMapper/SkyMapper:z · II/358/smss VizieR II/358/smss
0.00891 Jy ± 0.00183 SkyMapper/SkyMapper:i · II/358/smss VizieR II/358/smss
0.00437 Jy ± 0.00087 SkyMapper/SkyMapper:r · II/358/smss VizieR II/358/smss
0.00294 Jy ± 0.00011 SkyMapper/SkyMapper:g · II/358/smss VizieR II/358/smss
0.0244 Jy ± 0.0001 VISTA:Ks · II/359/vhs_dr4 VizieR II/359/vhs_dr4
0.0223 Jy ± 0 VISTA:J · II/359/vhs_dr4 VizieR II/359/vhs_dr4
0.0173 Jy ± 0 VISTA:Y · II/359/vhs_dr4 VizieR II/359/vhs_dr4
0.00382 Jy ± 3.00e-05 WISE:W2 · II/365/catwise VizieR II/365/catwise
0.00828 Jy ± 9.00e-05 WISE:W1 · II/365/catwise VizieR II/365/catwise
0.000327 Jy ± 9.00e-06 XMM-OT:U · II/370/xmmom5s VizieR II/370/xmmom5s
3.61000e-05 Jy ± 4.30e-06 XMM-OT:UVW1 · II/370/xmmom5s VizieR II/370/xmmom5s
0.000328 Jy ± 9.00e-06 XMM-OT:U · II/378/xmmom6s VizieR II/378/xmmom6s
3.61000e-05 Jy ± 4.30e-06 XMM-OT:UVW1 · II/378/xmmom6s VizieR II/378/xmmom6s
0.00569 Jy ± 8.00e-05 SkyMapper/SkyMapper:z · II/379/smssdr4 VizieR II/379/smssdr4
0.0064 Jy ± 0.00013 SkyMapper/SkyMapper:i · II/379/smssdr4 VizieR II/379/smssdr4
0.00796 Jy ± 0.00018 SkyMapper/SkyMapper:r · II/379/smssdr4 VizieR II/379/smssdr4
0.00366 Jy ± 0.00011 SkyMapper/SkyMapper:g · II/379/smssdr4 VizieR II/379/smssdr4
0.000192 Jy ± 1.70e-05 SkyMapper/SkyMapper:v · II/379/smssdr4 VizieR II/379/smssdr4
0.000578 Jy ± 3.00e-06 VISTA:Z · II/385/vst_atlas4 VizieR II/385/vst_atlas4
0.000233 Jy ± 9.00e-06 PAN-STARRS/PS1:y · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.000212 Jy ± 7.20e-05 PAN-STARRS/PS1:z · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.00025 Jy ± 3.30e-05 PAN-STARRS/PS1:i · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.000291 Jy ± 1.00e-05 PAN-STARRS/PS1:r · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.000129 Jy ± 3.40e-05 PAN-STARRS/PS1:g · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.00565 Jy WISE:W4 · IV/38/tic VizieR IV/38/tic
0.00518 Jy WISE:W3 · IV/38/tic VizieR IV/38/tic
0.0181 Jy WISE:W2 · IV/38/tic VizieR IV/38/tic
0.034 Jy WISE:W1 · IV/38/tic VizieR IV/38/tic
0.0928 Jy 2MASS:Ks · IV/38/tic VizieR IV/38/tic
0.101 Jy Johnson:H · IV/38/tic VizieR IV/38/tic
0.0854 Jy Johnson:J · IV/38/tic VizieR IV/38/tic
0.00307 Jy ± 0.00012 Johnson:V · IV/38/tic VizieR IV/38/tic
0.00103 Jy ± 3.00e-05 Johnson:B · IV/38/tic VizieR IV/38/tic
0.00283 Jy ± 0.00088 WISE:W4 · IV/39/tic82 VizieR IV/39/tic82
0.00174 Jy ± 0.00011 WISE:W3 · IV/39/tic82 VizieR IV/39/tic82
0.00408 Jy ± 8.00e-05 WISE:W2 · IV/39/tic82 VizieR IV/39/tic82
0.00773 Jy ± 0.00016 WISE:W1 · IV/39/tic82 VizieR IV/39/tic82
0.00316 Jy ± 0.00033 2MASS:Ks · IV/39/tic82 VizieR IV/39/tic82
0.00371 Jy ± 0.00054 Johnson:H · IV/39/tic82 VizieR IV/39/tic82
0.00251 Jy ± 0.00031 Johnson:J · IV/39/tic82 VizieR IV/39/tic82
0.00307 Jy ± 0.00012 Johnson:V · IV/39/tic82 VizieR IV/39/tic82
0.00103 Jy ± 3.00e-05 Johnson:B · IV/39/tic82 VizieR IV/39/tic82
0.000185 Jy Gaia:G · VI/137/gum_mw VizieR VI/137/gum_mw
0.0671 Jy ± 0.0036 Johnson:K · VII/233/xsc VizieR VII/233/xsc
0.0654 Jy ± 0.0022 Johnson:H · VII/233/xsc VizieR VII/233/xsc
0.0395 Jy ± 0.001 Johnson:J · VII/233/xsc VizieR VII/233/xsc
0.26 Jy Johnson:K · VII/242/catalog VizieR VII/242/catalog
0.0585 Jy Johnson:J · VII/242/catalog VizieR VII/242/catalog
0.0766 Jy ± 0.003 2MASS:H · VII/275/glade1 VizieR VII/275/glade1
0.06 Jy ± 0.0019 2MASS:J · VII/275/glade1 VizieR VII/275/glade1
0.0671 Jy ± 0.0036 Johnson:K · VII/281/glade2 VizieR VII/281/glade2
0.0758 Jy ± 0.0029 Johnson:H · VII/281/glade2 VizieR VII/281/glade2
0.0613 Jy ± 0.002 Johnson:J · VII/281/glade2 VizieR VII/281/glade2
0.0671 Jy ± 0.0036 Johnson:K · VII/291/gladep VizieR VII/291/gladep
0.0758 Jy ± 0.0029 Johnson:H · VII/291/gladep VizieR VII/291/gladep
0.0613 Jy ± 0.002 Johnson:J · VII/291/gladep VizieR VII/291/gladep
0.0984 Jy ± 0.02 @{nu} · VIII/85A/spectra VizieR VIII/85A/spectra
0.0862 Jy ± 0.017 @{nu} · VIII/104/spectra VizieR VIII/104/spectra
0.096 Jy :=20cm · IX/10A/cor_nvs VizieR IX/10A/cor_nvs
0.0984 Jy ± 0.003 :=1.4GHz · J/ApJ/737/45/table1 VizieR J/ApJ/737/45/table1
0.00375 Jy ± 0.00054 2MASS:H · J/ApJ/867/105/refcat2 VizieR J/ApJ/867/105/refcat2
0.00245 Jy ± 0.0003 2MASS:J · J/ApJ/867/105/refcat2 VizieR J/ApJ/867/105/refcat2
0.0984 Jy :=1.4GHz · J/ApJ/872/148/table1 VizieR J/ApJ/872/148/table1
0.0671 Jy Johnson:K · J/ApJ/872/148/table1 VizieR J/ApJ/872/148/table1
0.112 Jy :=4.8GHz · J/ApJS/171/61/table5 VizieR J/ApJS/171/61/table5
0.0862 Jy :=8.4GHz · J/ApJS/171/61/table5 VizieR J/ApJS/171/61/table5
0.00762 Jy WISE:W1 · J/ApJS/272/39/table2 VizieR J/ApJS/272/39/table2
0.0103 Jy CTIO/DECam:z · J/ApJS/272/39/table2 VizieR J/ApJS/272/39/table2
0.03 Jy :=8.8GHz · J/ApJS/276/38/table9 VizieR J/ApJS/276/38/table9
0.0276 Jy Johnson:V · J/A+A/526/A45/sfhist VizieR J/A+A/526/A45/sfhist
0.011 Jy Johnson:B · J/A+A/526/A45/sfhist VizieR J/A+A/526/A45/sfhist
0.108 Jy :=12GHz · J/A+A/583/A75/lqac3 VizieR J/A+A/583/A75/lqac3
0.108 Jy :=12GHz · J/A+A/614/A140/lqac4 VizieR J/A+A/614/A140/lqac4
0.00199 Jy :=1.5GHz · J/A+A/683/A112/lqac6 VizieR J/A+A/683/A112/lqac6
0.00241 Jy :=3000MHz · J/A+A/683/A112/lqac6 VizieR J/A+A/683/A112/lqac6
0.0671 Jy Johnson:K · J/A+A/683/A112/lqac6 VizieR J/A+A/683/A112/lqac6
0.0758 Jy Johnson:H · J/A+A/683/A112/lqac6 VizieR J/A+A/683/A112/lqac6
0.0613 Jy Johnson:J · J/A+A/683/A112/lqac6 VizieR J/A+A/683/A112/lqac6
0.000188 Jy WISE:W2 · J/A+A/706/A284/regalade VizieR J/A+A/706/A284/regalade
0.000644 Jy WISE:W1 · J/A+A/706/A284/regalade VizieR J/A+A/706/A284/regalade
0.072 Jy :=5.0GHz · J/A+AS/106/1/table5 VizieR J/A+AS/106/1/table5
0.164 Jy ± 0.008 :=5.0GHz · J/MNRAS/402/2403/at20gcat VizieR J/MNRAS/402/2403/at20gcat
0.132 Jy ± 0.007 :=8GHz · J/MNRAS/402/2403/at20gcat VizieR J/MNRAS/402/2403/at20gcat
0.083 Jy ± 0.005 :=20GHz · J/MNRAS/402/2403/at20gcat VizieR J/MNRAS/402/2403/at20gcat
0.059 Jy Johnson:K · J/MNRAS/416/2840/catalog VizieR J/MNRAS/416/2840/catalog
0.164 Jy :=4.8GHz · J/MNRAS/417/2651/catalog VizieR J/MNRAS/417/2651/catalog
0.132 Jy :=8.4GHz · J/MNRAS/417/2651/catalog VizieR J/MNRAS/417/2651/catalog
0.083 Jy :=20GHz · J/MNRAS/417/2651/catalog VizieR J/MNRAS/417/2651/catalog
0.098 Jy :=1.4GHz · J/MNRAS/434/956/table2 VizieR J/MNRAS/434/956/table2
0.164 Jy :=4.8GHz · J/MNRAS/434/956/table2 VizieR J/MNRAS/434/956/table2
0.132 Jy :=8.6GHz · J/MNRAS/434/956/table2 VizieR J/MNRAS/434/956/table2
0.083 Jy :=20GHz · J/MNRAS/434/956/table2 VizieR J/MNRAS/434/956/table2
0.0984 Jy :=1.4GHz · J/MNRAS/438/796/table3 VizieR J/MNRAS/438/796/table3
0.164 Jy ± 0.008 :=5.0GHz · J/MNRAS/438/796/table3 VizieR J/MNRAS/438/796/table3
0.132 Jy ± 0.007 :=8.4GHz · J/MNRAS/438/796/table3 VizieR J/MNRAS/438/796/table3
0.083 Jy ± 0.005 :=20GHz · J/MNRAS/438/796/table3 VizieR J/MNRAS/438/796/table3
0.00518 Jy ± 0.00067 WISE:W3 · J/MNRAS/444/L63/table1 VizieR J/MNRAS/444/L63/table1
0.018 Jy ± 0.0002 WISE:W2 · J/MNRAS/444/L63/table1 VizieR J/MNRAS/444/L63/table1
0.0339 Jy ± 0.0003 WISE:W1 · J/MNRAS/444/L63/table1 VizieR J/MNRAS/444/L63/table1
0.1 Jy ± 0.001 :=1.4GHz · J/MNRAS/474/5008/spidxcat VizieR J/MNRAS/474/5008/spidxcat
0.164 Jy :=4.8GHz · J/MNRAS/494/923/table2 VizieR J/MNRAS/494/923/table2
0.132 Jy :=8.6GHz · J/MNRAS/494/923/table2 VizieR J/MNRAS/494/923/table2
0.083 Jy :=20GHz · J/MNRAS/494/923/table2 VizieR J/MNRAS/494/923/table2
0.00243 Jy ± 0.00076 WISE:W4 · J/MNRAS/494/923/table2 VizieR J/MNRAS/494/923/table2
0.00845 Jy ± 0.00101 WISE:W3 · J/MNRAS/494/923/table2 VizieR J/MNRAS/494/923/table2
0.0285 Jy ± 0.0005 WISE:W2 · J/MNRAS/494/923/table2 VizieR J/MNRAS/494/923/table2
0.0536 Jy ± 0.0005 WISE:W1 · J/MNRAS/494/923/table2 VizieR J/MNRAS/494/923/table2
0.0416 Jy ± 0.0025 :=943 · J/other/PASA/43.89/srdr2 VizieR J/other/PASA/43.89/srdr2
0.0416 Jy ± 0.0025 :=943 · J/other/PASA/43.89/comp VizieR J/other/PASA/43.89/comp

Пов’язані об’єкти

Об’єктТипЗв’язок
2MASX J12562709-1735051 GtowardsClmember
2MASX J12564429-1731571 GtowardsClmember
2MASX J12564532-1722211 GtowardsClmember
2MASX J12564631-1729040 GtowardsClmember
2MASX J12565104-1716444 GtowardsClmember
2MASX J12565990-1737484 GtowardsClmember
2MASX J12570494-1733274 GtowardsClmember
2MASX J12571157-1724344 LINERmember
2MASX J12571171-1714154 GtowardsClmember
2MASX J12571212-1709174 GtowardsClmember
2MASX J12571373-1712324 GtowardsClmember
2MASX J12571673-1710134 GtowardsClmember
2MASX J12571934-1732224 GtowardsClmember
2MASX J12572089-1707591 GtowardsClmember
2MASX J12572304-1732241 GtowardsClmember
2MASX J12572332-1727031 GtowardsClmember
2MASX J12572786-1738561 GtowardsClmember
2MASX J12573471-1727211 GtowardsClmember
2MASX J12573485-1734151 GtowardsClmember
2MASX J12573715-1711191 GtowardsClmember
2MASX J12574058-1725371 GtowardsClmember
2MASX J12574919-1732431 GtowardsClmember
2MASX J12574931-1720330 GtowardsClmember
2MASX J12574980-1715530 GtowardsClmember
2MASX J12575986-1735230 EmissionGmember
2MASX J12580076-1731450 GtowardsClmember
2MASX J12580146-1726550 GtowardsClmember
2MASX J12580433-1735280 GtowardsClmember
2MASX J12580489-1727160 GtowardsClmember
2MASX J12581629-1732450 GtowardsClmember
2MASX J12583217-1736214 GtowardsClmember
2MASX J12584349-1726494 GtowardsClmember
6dFGS gJ125614.3-172217 GtowardsClmember
6dFGS gJ125643.6-171828 GtowardsClmember
6dFGS gJ125657.6-171645 GtowardsClmember
6dFGS gJ125710.7-172811 GtowardsClmember
6dFGS gJ125725.5-173923 GtowardsClmember
6dFGS gJ125725.8-174151 GtowardsClmember
6dFGS gJ125728.7-171724 GtowardsClmember
6dFGS gJ125731.2-171721 GtowardsClmember
6dFGS gJ125750.0-170807 EmissionGmember
[D80] ACO 1644 75 GtowardsClmember
LEDA 44174 Seyfert1member
LEDA 44288 EmissionGmember
LEDA 44425 GtowardsClmember
LEDA 83701 EmissionGmember
LEDA 83712 GtowardsClmember
LEDA 882558 GtowardsClmember
LEDA 882826 GtowardsClmember
LEDA 883849 EmissionGmember
LEDA 886517 GtowardsClmember
MCG-03-33-023 EmissionGmember

У тому самому полі

within 9 arcmin · wider search
Об’єктТипВідстань на небіV
2MASX J12571157-1724344 LINER 0.5503″ —
[D80] ACO 1644 75 GtowardsCl 31.21″ —
LEDA 883601 GtowardsCl 42.22″ —
SN 2011jn Supernova 56.63″ —
LEDA 883849 EmissionG 139.7″ —
LEDA 883552 GtowardsCl 211.2″ —
LEDA 882826 GtowardsCl 212.3″ —
6dFGS gJ125710.7-172811 GtowardsCl 217.8″ —
2MASX J12572332-1727031 GtowardsCl 224.7″ —
2MASX J12571506-1720504 GtowardsCl 229.2″ —
2MASX J12571304-1720264 GtowardsCl 248.6″ —

Походження запису

where this card came from
АрхівПрочитано (UTC)Запис
NED 2026-09-07 15:55 open at source
SIMBAD 2026-09-07 15:55 open at source
VizieR 2026-09-07 15:55 open at source

Machine-readable: /api/v1/object/aco-1644 · Registry entry updated 2026-08-14.