Mrk 205

SIMBAD black-hole candidate classification

Also known as TIC 154485818 · WISEA J122144.09+751838.2 · Gaia DR3 1692458874039243904 · SRGA J122143.8+751830 · [LB2005] NGC 4319 X1 · 1AXG J122135+7518 · 1H 1211+762 · 2E 2677 · AAVSO 1217+75 · INTREF 490 · IRAS F12195+7535 · LEDA 39975 · NFGS 119 · QSO B1219+7535 · QSO B1219+750 · QSO B1219+756 · QSO B1219+755 · RBS 1101 · XSS J12206+7509 · [A96] Mrk 205 8 · [BDW2002] q1219+7535 · [DML87] 656 · [HB91] 1219+755 · [HHP90] 1219+7535 · [S77] 201 · [S86b] 6 · [WTW94] 1219+755 · [KB2007] J122144.0+751838.1 · 1E 1219.6+7535 · 1ES 1219+75.5 · 1RXP J122144.5+751840 · 1RXS J122144.4+751848 · 2E 1219.5+7535 · RX J1221.7+7518 · [AUO2003] J122144.13+751838.7 · [KSS94] J122144.1+751838 23 · [VV2000c] J122144.1+751838 · [VV2003c] J122144.1+751838 · [VV2006c] J122144.1+751838 · [VV98c] J122144.1+751838 · [ZEH2003] RX J1221.7+7518 2 · Pul -3 930202 · PBC J1221.8+7519 · SWIFT J1222.4+7520 · SWIFT J1222.0+7518 · [VV2010c] J122144.1+751838 · [BAG2012] 185.5332+75.3006 · 2MASS J12214407+7518382 · WISE J122144.10+751838.3 · 2XMM J122144.2+751838 · 2MAXI J1220+752 · SWIFT J1222.1+7518 · Gaia DR2 1692458874039243904 · QSO J1221+7518

MassNot reported by source catalogs

DistanceNot reported by source catalogs

HostNot reported by source catalogs

3D model “Blackhole” by rubykamen, licensed under CC BY 4.0.

Catalog record

Identity and classification

ID: simbad:408943
Canonical name: Mrk 205
Alternate names: TIC 154485818 · WISEA J122144.09+751838.2 · Gaia DR3 1692458874039243904 · SRGA J122143.8+751830 · [LB2005] NGC 4319 X1 · 1AXG J122135+7518 · 1H 1211+762 · 2E 2677 · AAVSO 1217+75 · INTREF 490 · IRAS F12195+7535 · LEDA 39975 · NFGS 119 · QSO B1219+7535 · QSO B1219+750 · QSO B1219+756 · QSO B1219+755 · RBS 1101 · XSS J12206+7509 · [A96] Mrk 205 8 · [BDW2002] q1219+7535 · [DML87] 656 · [HB91] 1219+755 · [HHP90] 1219+7535 · [S77] 201 · [S86b] 6 · [WTW94] 1219+755 · [KB2007] J122144.0+751838.1 · 1E 1219.6+7535 · 1ES 1219+75.5 · 1RXP J122144.5+751840 · 1RXS J122144.4+751848 · 2E 1219.5+7535 · RX J1221.7+7518 · [AUO2003] J122144.13+751838.7 · [KSS94] J122144.1+751838 23 · [VV2000c] J122144.1+751838 · [VV2003c] J122144.1+751838 · [VV2006c] J122144.1+751838 · [VV98c] J122144.1+751838 · [ZEH2003] RX J1221.7+7518 2 · Pul -3 930202 · PBC J1221.8+7519 · SWIFT J1222.4+7520 · SWIFT J1222.0+7518 · [VV2010c] J122144.1+751838 · [BAG2012] 185.5332+75.3006 · 2MASS J12214407+7518382 · WISE J122144.10+751838.3 · 2XMM J122144.2+751838 · 2MAXI J1220+752 · SWIFT J1222.1+7518 · Gaia DR2 1692458874039243904 · QSO J1221+7518
Black-hole type: Black-Hole System
Status: Candidate
Population: Catalog
Confidence: SIMBAD black-hole candidate classification
Host galaxy: Not reported by source catalogs

Position

Coordinates and distance

Right ascension (RA): 185.43363504°
Declination (Dec): 75.3106225°
Galactic longitude (l): Not reported by source catalogs
Galactic latitude (b): Not reported by source catalogs
Distance: Not reported by source catalogs
Distance error: Not reported by source catalogs
Redshift: Not reported by source catalogs

Physical profile

Mass, spin, and system

Mass: Not reported by source catalogs
Mass error, lower: Not reported by source catalogs
Mass error, upper: Not reported by source catalogs
Spin: Not reported by source catalogs
Companion: Not reported by source catalogs
Companion type: Not reported by source catalogs
Orbital period: Not reported by source catalogs
Inclination: Not reported by source catalogs

Evidence

Detection and discovery

Detection method: from id [KB2007] J122144.0+751838.1
Discovery year: Not reported by source catalogs
Discovery observatory: Not reported by source catalogs
X-ray properties: Not reported by source catalogs
Radio properties: Not reported by source catalogs
Gravitational-wave event: Not reported by source catalogs

Provenance

Sources and refresh state

Source catalog: SIMBAD black-hole object types
Source reference: SIMBAD object type BH/BH?
Last updated: 2026-09-12T03:20:07.578Z
Source record: Open provider record ↗

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