Q77412061

white dwarf in the constellation Coma Berenices

Thing white_dwarf Q77412061

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Q77412061

Summary

Q77412061 is a white dwarf^[1].

Key Facts

Q77412061's instance of is recorded as white dwarf^[2].
Q77412061's constellation is recorded as Coma Berenices^[3].
Q77412061's spectral class is recorded as DA+M^[4].
Q77412061's catalog code is recorded as 2MASS J12045543+1337155^[5].
Q77412061's catalog code is recorded as SDSS J120455.42+133715.7^[6].
Q77412061's catalog code is recorded as [HHD2009] SDSS J1204+1337^[7].
Q77412061's catalog code is recorded as [RGS2010] J120455.42+133715.7^[8].
Q77412061's catalog code is recorded as SDSS J120455.43+133715.7^[9].
Q77412061's catalog code is recorded as WIRED J120455.42+133715.7^[10].
Q77412061's catalog code is recorded as WD 1202+138^[11].
Q77412061's catalog code is recorded as Gaia DR2 3921534080185038080^[12].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.168'}^[13].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.867'}^[14].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.145'}^[15].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.704'}^[16].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.139'}^[17].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.854'}^[18].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.871'}^[19].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.567'}^[20].
Q77412061's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5446'}^[21].
Q77412061's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+24'}^[22].
Q77412061's metallicity is recorded as {'unit': '1', 'amount': '+0.0'}^[23].
Q77412061's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+325'}^[24].
Q77412061's SIMBAD ID is recorded as SDSS J120455.42+133715.7^[25].
Q77412061's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+181.23095236938140'}^[26].

⭐ Popularity Graph

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +19.168, unit: 1, amount: +18.867, unit: 1, amount: +17.145, unit: 1, amount: +15.704, unit: 1, amount: +15.139, unit: 1, amount: +14.854, unit: 1, amount: +17.871, unit: 1, amount: +19.567, unit: 1, amount: +18.5446

Catalog code 2MASS J12045543+1337155, SDSS J120455.42+133715.7, [HHD2009] SDSS J1204+1337, [RGS2010] J120455.42+133715.7, SDSS J120455.43+133715.7, WIRED J120455.42+133715.7, WD 1202+138, Gaia DR2 3921534080185038080

Constellation Coma Berenices

Declination unit: www.wikidata.org, amount: +13.62097962400720

Declination component of proper motion unit: www.wikidata.org, amount: -13.0, unit: www.wikidata.org, amount: -13

Distance from earth unit: www.wikidata.org, amount: +325

Effective temperature unit: www.wikidata.org, amount: +6300

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.0

Radial velocity unit: www.wikidata.org, amount: +24

Right ascension unit: www.wikidata.org, amount: +181.23095236938140

Right ascension component of proper motion unit: www.wikidata.org, amount: +17.0, unit: www.wikidata.org, amount: +17

Spectral class DA+M

Surface gravity unit: www.wikidata.org, amount: +690000

External References (2)

Gaia id 3921534080185038080

Simbad id SDSS J120455.42+133715.7

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ Q77412061 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q77412061 — constellation (P59): Coma Berenices. wikidata.org.
[4] ↑ Q77412061 — spectral class (P215): DA+M. White dwarf-main sequence binaries identified within SDSS DR7 and UKIDSS DR5. wikidata.org.
[5] ↑ Q77412061 — catalog code (P528): 2MASS J12045543+1337155. SIMBAD. wikidata.org.
[6] ↑ Q77412061 — catalog code (P528): SDSS J120455.42+133715.7. SIMBAD. wikidata.org.
[7] ↑ Q77412061 — catalog code (P528): [HHD2009] SDSS J1204+1337. SIMBAD. wikidata.org.
[8] ↑ Q77412061 — catalog code (P528): [RGS2010] J120455.42+133715.7. SIMBAD. wikidata.org.
[9] ↑ Q77412061 — catalog code (P528): SDSS J120455.43+133715.7. SIMBAD. wikidata.org.
[10] ↑ Q77412061 — catalog code (P528): WIRED J120455.42+133715.7. SIMBAD. wikidata.org.
[11] ↑ Q77412061 — catalog code (P528): WD 1202+138. SIMBAD. wikidata.org.
[12] ↑ Q77412061 — catalog code (P528): Gaia DR2 3921534080185038080. SIMBAD. wikidata.org.
[13] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.168'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.867'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.145'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.704'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.139'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.854'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.871'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[20] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.567'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[21] ↑ Q77412061 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5446'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q77412061 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+24'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[23] ↑ Q77412061 — metallicity (P2227): {'unit': '1', 'amount': '+0.0'}. White dwarf-main sequence binaries identified within SDSS DR7 and UKIDSS DR5. wikidata.org.
[24] ↑ Q77412061 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+325'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[25] ↑ Q77412061 — SIMBAD ID (P3083): SDSS J120455.42+133715.7. wikidata.org.
[26] ↑ Q77412061 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+181.23095236938140'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77412061 is an instance of white dwarf (Q5871) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Q77412061. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77412061

MLA “Q77412061.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77412061.

BibTeX

@misc{4ortxyz_q77412061_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77412061}}, year = {2026}, url = {https://4ort.xyz/entity/q77412061}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77412061 — https://4ort.xyz/entity/q77412061 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77412061 · Last refreshed: May 7, 2026