UPSA Реєстр об’єктів
Registry · deep sky

NGC 2420 257

Star SIMBAD * 7 papers SIMBADVizieR
Пряме сходження
07h 38m 45.00s
Схилення
+21° 30′ 30.0″
Галактичні l, b
198.21, 19.69
Зоряна величина V
12.41

Також відомий як

6 identifiers

Cl* NGC 2420 SW 129Cl* NGC 2420 VJ 57Cl* NGC 2420 WEST YGEN# +2.24200257NGC 2420 257UBV M 32566

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.

Зоряна величина 2 values

ЗначенняОдиницяПохибка Смуга / методДжерелоПосиланняРік
12.88 mag B SIMBAD —
12.41 mag V SIMBAD —

Розподіл енергії у спектрі 173 values

ЗначенняОдиницяПохибка Смуга / методДжерелоПосиланняРік
0.0302 Jy HIP:BT · I/275/ac2002 VizieR I/275/ac2002
0.0329 Jy 2MASS:H · I/297/out VizieR I/297/out
0.0406 Jy 2MASS:J · I/297/out VizieR I/297/out
0.0223 Jy 2MASS:Ks · I/304/out VizieR I/304/out
0.0329 Jy 2MASS:H · I/304/out VizieR I/304/out
0.0406 Jy 2MASS:J · I/304/out VizieR I/304/out
0.0569 Jy ± 0.0237 POSS-II:i · I/305/out VizieR I/305/out
0.0484 Jy ± 0.0192 POSS-II:F · I/305/out VizieR I/305/out
0.0276 Jy ± 0.0109 POSS-II:J · I/305/out VizieR I/305/out
0.0326 Jy ± 0.0133 Johnson:B · I/305/out VizieR I/305/out
0.0223 Jy ± 0.0003 2MASS:Ks · I/317/sample VizieR I/317/sample
0.0329 Jy ± 0.0007 2MASS:H · I/317/sample VizieR I/317/sample
Show the remaining 161
ЗначенняОдиницяПохибка Смуга / методДжерелоПосиланняРік
0.0406 Jy ± 0.0008 2MASS:J · I/317/sample VizieR I/317/sample
0.0223 Jy ± 0.0003 2MASS:Ks · I/319/xpm VizieR I/319/xpm
0.0329 Jy ± 0.0007 2MASS:H · I/319/xpm VizieR I/319/xpm
0.0406 Jy ± 0.0008 2MASS:J · I/319/xpm VizieR I/319/xpm
0.0223 Jy ± 0.0004 2MASS:Ks · I/322A/out VizieR I/322A/out
0.0329 Jy ± 0.0006 2MASS:H · I/322A/out VizieR I/322A/out
0.0406 Jy ± 0.0007 2MASS:J · I/322A/out VizieR I/322A/out
0.0223 Jy 2MASS:Ks · I/327/cmc15 VizieR I/327/cmc15
0.0329 Jy 2MASS:H · I/327/cmc15 VizieR I/327/cmc15
0.0406 Jy 2MASS:J · I/327/cmc15 VizieR I/327/cmc15
0.0383 Jy Gaia:G · I/337/gaia VizieR I/337/gaia
0.0329 Jy ± 0.0007 2MASS:H · I/339/hsoy VizieR I/339/hsoy
0.0406 Jy ± 0.0008 2MASS:J · I/339/hsoy VizieR I/339/hsoy
0.0384 Jy ± 0 Gaia:G · I/339/hsoy VizieR I/339/hsoy
0.0329 Jy 2MASS:H · I/340/ucac5 VizieR I/340/ucac5
0.0406 Jy 2MASS:J · I/340/ucac5 VizieR I/340/ucac5
0.0384 Jy Gaia:G · I/340/ucac5 VizieR I/340/ucac5
0.0284 Jy ± 0.0005 Johnson:B · I/342/f3 VizieR I/342/f3
0.0451 Jy ± 0 GAIA/GAIA2:Grp · I/345/gaia2 VizieR I/345/gaia2
0.0394 Jy ± 0 GAIA/GAIA2:G · I/345/gaia2 VizieR I/345/gaia2
0.0335 Jy ± 0 GAIA/GAIA2:Gbp · I/345/gaia2 VizieR I/345/gaia2
0.0444 Jy ± 0.0002 GAIA/GAIA3:Grp · I/350/gaiaedr3 VizieR I/350/gaiaedr3
0.0389 Jy ± 0.0001 GAIA/GAIA3:G · I/350/gaiaedr3 VizieR I/350/gaiaedr3
0.0341 Jy ± 0.0001 GAIA/GAIA3:Gbp · I/350/gaiaedr3 VizieR I/350/gaiaedr3
0.002 Jy WISE:W4 · I/353/gsc242 VizieR I/353/gsc242
0.000997 Jy ± 0.000141 WISE:W3 · I/353/gsc242 VizieR I/353/gsc242
0.00562 Jy ± 0.00011 WISE:W2 · I/353/gsc242 VizieR I/353/gsc242
0.0103 Jy ± 0.0002 WISE:W1 · I/353/gsc242 VizieR I/353/gsc242
0.0223 Jy ± 0.0003 2MASS:Ks · I/353/gsc242 VizieR I/353/gsc242
0.0329 Jy ± 0.0007 2MASS:H · I/353/gsc242 VizieR I/353/gsc242
0.0406 Jy ± 0.0008 2MASS:J · I/353/gsc242 VizieR I/353/gsc242
0.0286 Jy ± 0 Gaia:G · I/353/gsc242 VizieR I/353/gsc242
0.00901 Jy ± 3.00e-05 SDSS:u · I/353/gsc242 VizieR I/353/gsc242
0.00118 Jy ± 2.00e-05 SDSS:i · I/353/gsc242 VizieR I/353/gsc242
0.00207 Jy ± 2.00e-05 SDSS:r · I/353/gsc242 VizieR I/353/gsc242
0.00219 Jy ± 1.00e-05 SDSS:g · I/353/gsc242 VizieR I/353/gsc242
0.000948 Jy ± 1.40e-05 GALEX:NUV · I/353/gsc242 VizieR I/353/gsc242
0.000305 Jy ± 3.50e-05 SDSS:z · I/353/gsc242 VizieR I/353/gsc242
0.0444 Jy ± 0.0002 GAIA/GAIA3:Grp · I/355/gaiadr3 VizieR I/355/gaiadr3
0.0389 Jy ± 0.0001 GAIA/GAIA3:G · I/355/gaiadr3 VizieR I/355/gaiadr3
0.0341 Jy ± 0.0001 GAIA/GAIA3:Gbp · I/355/gaiadr3 VizieR I/355/gaiadr3
0.0465 Jy Cousins:I · I/360/syntphot VizieR I/360/syntphot
0.0463 Jy SDSS:i · I/360/syntphot VizieR I/360/syntphot
0.0434 Jy Cousins:R · I/360/syntphot VizieR I/360/syntphot
0.0442 Jy SDSS:r · I/360/syntphot VizieR I/360/syntphot
0.0393 Jy Cousins:V · I/360/syntphot VizieR I/360/syntphot
0.034 Jy SDSS:g · I/360/syntphot VizieR I/360/syntphot
0.0297 Jy Cousins:B · I/360/syntphot VizieR I/360/syntphot
0.0121 Jy SDSS:u · I/360/syntphot VizieR I/360/syntphot
0.0126 Jy Cousins:U · I/360/syntphot VizieR I/360/syntphot
0.0403 Jy Johnson:V · II/122B/merged VizieR II/122B/merged
0.0396 Jy Johnson:V · II/167/catalog VizieR II/167/catalog
0.0214 Jy ± 0.0005 Johnson:K · II/246/out VizieR II/246/out
0.0325 Jy ± 0.0004 Johnson:H · II/246/out VizieR II/246/out
0.0409 Jy ± 0.0004 Johnson:J · II/246/out VizieR II/246/out
0.00182 Jy WISE:W4 · II/311/wise VizieR II/311/wise
0.00107 Jy ± 0.00013 WISE:W3 · II/311/wise VizieR II/311/wise
0.00575 Jy ± 0.00012 WISE:W2 · II/311/wise VizieR II/311/wise
0.0105 Jy ± 0.0002 WISE:W1 · II/311/wise VizieR II/311/wise
0.0223 Jy ± 0.0003 2MASS:Ks · II/311/wise VizieR II/311/wise
0.0329 Jy ± 0.0007 2MASS:H · II/311/wise VizieR II/311/wise
0.0406 Jy ± 0.0008 2MASS:J · II/311/wise VizieR II/311/wise
0.002 Jy WISE:W4 · II/328/allwise VizieR II/328/allwise
0.000997 Jy ± 0.000141 WISE:W3 · II/328/allwise VizieR II/328/allwise
0.00562 Jy ± 0.00011 WISE:W2 · II/328/allwise VizieR II/328/allwise
0.0103 Jy ± 0.0002 WISE:W1 · II/328/allwise VizieR II/328/allwise
0.0223 Jy ± 0.0003 2MASS:Ks · II/328/allwise VizieR II/328/allwise
0.0329 Jy ± 0.0007 2MASS:H · II/328/allwise VizieR II/328/allwise
0.0406 Jy ± 0.0008 2MASS:J · II/328/allwise VizieR II/328/allwise
0.000948 Jy ± 1.40e-05 GALEX:NUV · II/335/galex_ais VizieR II/335/galex_ais
0.0485 Jy ± 0.0021 SDSS:i' · II/336/apass9 VizieR II/336/apass9
0.0446 Jy ± 0.0023 SDSS:r' · II/336/apass9 VizieR II/336/apass9
0.0397 Jy ± 0.0013 Johnson:V · II/336/apass9 VizieR II/336/apass9
0.0344 Jy ± 0.003 SDSS:g' · II/336/apass9 VizieR II/336/apass9
0.0343 Jy ± 0.0096 Johnson:B · II/336/apass9 VizieR II/336/apass9
0.0026 Jy UVOT:UVW1 · II/339/uvotssc1 VizieR II/339/uvotssc1
0.000899 Jy UVOT:UVM2 · II/339/uvotssc1 VizieR II/339/uvotssc1
0.000662 Jy UVOT:UVW2 · II/339/uvotssc1 VizieR II/339/uvotssc1
0.0188 Jy ± 0.0001 XMM-OT:V · II/340/xmmom2_1 VizieR II/340/xmmom2_1
0.00516 Jy ± 2.00e-05 XMM-OT:UVW1 · II/340/xmmom2_1 VizieR II/340/xmmom2_1
0.00109 Jy ± 1.00e-05 XMM-OT:UVM2 · II/340/xmmom2_1 VizieR II/340/xmmom2_1
0.00471 Jy ± 3.00e-05 PAN-STARRS/PS1:y · II/349/ps1 VizieR II/349/ps1
0.000305 Jy ± 3.50e-05 PAN-STARRS/PS1:z · II/349/ps1 VizieR II/349/ps1
0.0425 Jy PAN-STARRS/PS1:i · II/349/ps1 VizieR II/349/ps1
0.0396 Jy PAN-STARRS/PS1:r · II/349/ps1 VizieR II/349/ps1
0.0313 Jy PAN-STARRS/PS1:g · II/349/ps1 VizieR II/349/ps1
0.00513 Jy ± 2.00e-05 XMM-OT:UVW1 · II/356/xmmom41s VizieR II/356/xmmom41s
0.00107 Jy ± 1.00e-05 XMM-OT:UVM2 · II/356/xmmom41s VizieR II/356/xmmom41s
0.00563 Jy ± 5.00e-05 WISE:W2 · II/365/catwise VizieR II/365/catwise
0.0105 Jy ± 0.0001 WISE:W1 · II/365/catwise VizieR II/365/catwise
0.00511 Jy ± 2.00e-05 XMM-OT:UVW1 · II/370/xmmom5s VizieR II/370/xmmom5s
0.00107 Jy ± 1.00e-05 XMM-OT:UVM2 · II/370/xmmom5s VizieR II/370/xmmom5s
0.00513 Jy ± 2.00e-05 XMM-OT:UVW1 · II/378/xmmom6s VizieR II/378/xmmom6s
0.00107 Jy ± 1.00e-05 XMM-OT:UVM2 · II/378/xmmom6s VizieR II/378/xmmom6s
0.00471 Jy ± 3.00e-05 PAN-STARRS/PS1:y · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.000305 Jy ± 3.50e-05 PAN-STARRS/PS1:z · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.0425 Jy PAN-STARRS/PS1:i · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.0396 Jy PAN-STARRS/PS1:r · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.0313 Jy PAN-STARRS/PS1:g · II/389/ps1_dr2 VizieR II/389/ps1_dr2
0.002 Jy WISE:W4 · IV/38/tic VizieR IV/38/tic
0.000997 Jy ± 0.000141 WISE:W3 · IV/38/tic VizieR IV/38/tic
0.00562 Jy ± 0.00011 WISE:W2 · IV/38/tic VizieR IV/38/tic
0.0103 Jy ± 0.0002 WISE:W1 · IV/38/tic VizieR IV/38/tic
0.0223 Jy ± 0.0003 2MASS:Ks · IV/38/tic VizieR IV/38/tic
0.0326 Jy ± 0.0007 Johnson:H · IV/38/tic VizieR IV/38/tic
0.0415 Jy ± 0.0008 Johnson:J · IV/38/tic VizieR IV/38/tic
0.036 Jy ± 0 Gaia:G · IV/38/tic VizieR IV/38/tic
0.0399 Jy ± 0.0012 Johnson:V · IV/38/tic VizieR IV/38/tic
0.0343 Jy ± 0.0096 Johnson:B · IV/38/tic VizieR IV/38/tic
0.002 Jy WISE:W4 · IV/39/tic82 VizieR IV/39/tic82
0.000997 Jy ± 0.000141 WISE:W3 · IV/39/tic82 VizieR IV/39/tic82
0.00562 Jy ± 0.00011 WISE:W2 · IV/39/tic82 VizieR IV/39/tic82
0.0103 Jy ± 0.0002 WISE:W1 · IV/39/tic82 VizieR IV/39/tic82
0.0223 Jy ± 0.0003 2MASS:Ks · IV/39/tic82 VizieR IV/39/tic82
0.0326 Jy ± 0.0007 Johnson:H · IV/39/tic82 VizieR IV/39/tic82
0.0415 Jy ± 0.0008 Johnson:J · IV/39/tic82 VizieR IV/39/tic82
0.036 Jy ± 0 Gaia:G · IV/39/tic82 VizieR IV/39/tic82
0.0399 Jy ± 0.0012 Johnson:V · IV/39/tic82 VizieR IV/39/tic82
0.0343 Jy ± 0.0096 Johnson:B · IV/39/tic82 VizieR IV/39/tic82
0.0208 Jy ± 0.0001 SDSS:z · V/154/sdss16 VizieR V/154/sdss16
0.038 Jy ± 0 SDSS:i · V/154/sdss16 VizieR V/154/sdss16
0.0358 Jy ± 0.0001 SDSS:r · V/154/sdss16 VizieR V/154/sdss16
0.00147 Jy ± 2.00e-05 SDSS:g · V/154/sdss16 VizieR V/154/sdss16
0.0054 Jy ± 2.00e-05 SDSS:u · V/154/sdss16 VizieR V/154/sdss16
0.036 Jy Gaia:G · V/156/dr7lrs VizieR V/156/dr7lrs
0.036 Jy Gaia:G · V/156/dr7slrs VizieR V/156/dr7slrs
0.0363 Jy Gaia:G · V/162/dr11l VizieR V/162/dr11l
0.0363 Jy Gaia:G · V/162/dr11sl VizieR V/162/dr11sl
0.0453 Jy ± 0.0005 SDSS:z · VI/135/table16 VizieR VI/135/table16
0.00165 Jy ± 0.00024 SDSS:i · VI/135/table16 VizieR VI/135/table16
0.00796 Jy ± 6.00e-05 SDSS:r · VI/135/table16 VizieR VI/135/table16
0.0745 Jy ± 0.0001 SDSS:g · VI/135/table16 VizieR VI/135/table16
0.0115 Jy ± 0.0002 SDSS:u · VI/135/table16 VizieR VI/135/table16
0.0329 Jy ± 0.0007 2MASS:H · J/ApJ/867/105/refcat2 VizieR J/ApJ/867/105/refcat2
0.0406 Jy ± 0.0007 2MASS:J · J/ApJ/867/105/refcat2 VizieR J/ApJ/867/105/refcat2
0.0519 Jy ± 0 Gaia:G · J/ApJ/867/105/refcat2 VizieR J/ApJ/867/105/refcat2
0.0363 Jy Gaia:G · J/ApJS/271/26/catalog VizieR J/ApJS/271/26/catalog
0.000948 Jy ± 1.40e-05 GALEX:NUV · J/ApJS/271/26/catalog VizieR J/ApJS/271/26/catalog
0.0363 Jy Gaia:G · J/ApJS/272/40/table2 VizieR J/ApJS/272/40/table2
0.0393 Jy ± 0.0054 Johnson:V · J/A+A/653/A98/aspic1_1 VizieR J/A+A/653/A98/aspic1_1
0.0363 Jy Gaia:G · J/A+A/677/A137/catalog VizieR J/A+A/677/A137/catalog
0.0216 Jy ± 0.0003 Johnson:K · J/A+A/691/A242/tessobaf VizieR J/A+A/691/A242/tessobaf
0.0326 Jy ± 0.0007 Johnson:H · J/A+A/691/A242/tessobaf VizieR J/A+A/691/A242/tessobaf
0.0415 Jy ± 0.0008 Johnson:J · J/A+A/691/A242/tessobaf VizieR J/A+A/691/A242/tessobaf
0.0524 Jy Gaia:G · J/A+A/691/A242/tessobaf VizieR J/A+A/691/A242/tessobaf
0.036 Jy ± 0 Gaia:G · J/A+A/692/A150/allskytg VizieR J/A+A/692/A150/allskytg
0.002 Jy WISE:W4 · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.000997 Jy WISE:W3 · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.00562 Jy WISE:W2 · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.0103 Jy WISE:W1 · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.0223 Jy 2MASS:Ks · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.0329 Jy 2MASS:H · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.0406 Jy 2MASS:J · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.0383 Jy Gaia:G · J/AJ/156/102/table9 VizieR J/AJ/156/102/table9
0.0223 Jy 2MASS:Ks · J/AJ/169/266/obs VizieR J/AJ/169/266/obs
0.0363 Jy Gaia:G · J/AJ/169/266/obs VizieR J/AJ/169/266/obs
0.0394 Jy Johnson:V · J/MNRAS/463/4210/ucac4rpm VizieR J/MNRAS/463/4210/ucac4rpm
0.0296 Jy Johnson:B · J/MNRAS/463/4210/ucac4rpm VizieR J/MNRAS/463/4210/ucac4rpm
0.036 Jy ± 0 Gaia:G · J/MNRAS/486/251/tablea1 VizieR J/MNRAS/486/251/tablea1
0.0524 Jy Gaia:G · J/MNRAS/507/318/table2 VizieR J/MNRAS/507/318/table2
0.0363 Jy Gaia:G · J/MNRAS/529/1802/targets VizieR J/MNRAS/529/1802/targets

У тому самому полі

within 9 arcmin · wider search
Об’єктТипВідстань на небіV
NGC 2420 250 SB* 49.84″ 11.14
GES J07384761+2129557 Star 50.11″ —
GES J07384553+2129385 Star 52.09″ —
2MASS J07384874+2130573 Star 59.01″ —
2MASS J07384636+2129320 Star 60.97″ —
GES J07384027+2130343 Star 66.06″ —
GES J07384991+2131011 Star 75.46″ —
GES J07384182+2129272 Star 76.82″ —
GES J07385119+2130407 Star 87.23″ —
GES J07383993+2129357 Star 89.21″ —
GES J07383986+2129295 Star 93.85″ —

Походження запису

where this card came from
АрхівПрочитано (UTC)Запис
SIMBAD 2026-10-06 10:23 open at source
VizieR 2026-10-06 10:23 open at source

Machine-readable: /api/v1/object/ngc-2420-257 · Registry entry updated 2026-08-14.