Q77420977

white dwarf in the constellation Leo Minor

Thing white_dwarf Q77420977

Press Enter · cited answer in seconds

Q77420977

Summary

Q77420977 is a white dwarf^[1].

Key Facts

Q77420977's instance of is recorded as white dwarf^[2].
Q77420977's constellation is recorded as Leo Minor^[3].
Q77420977's spectral class is recorded as DA+M^[4].
Q77420977's catalog code is recorded as 2MASS J10431867+3050132^[5].
Q77420977's catalog code is recorded as SDSS J104318.65+305012.9^[6].
Q77420977's catalog code is recorded as [HHD2009] SDSS J1043+3050^[7].
Q77420977's catalog code is recorded as [SLH2007] J104318.72+305012.8^[8].
Q77420977's catalog code is recorded as [RGS2010] J104318.65+305012.9^[9].
Q77420977's catalog code is recorded as SDSS J104318.66+305013.0^[10].
Q77420977's catalog code is recorded as WIRED J104318.65+305012.9^[11].
Q77420977's catalog code is recorded as WD 1040+310^[12].
Q77420977's catalog code is recorded as LAMOST J104318.65+305012.9^[13].
Q77420977's catalog code is recorded as Gaia DR2 735828296960724224^[14].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.334'}^[15].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.717'}^[16].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.912'}^[17].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.834'}^[18].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.213'}^[19].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.292'}^[20].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.823'}^[21].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.534'}^[22].
Q77420977's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4907'}^[23].
Q77420977's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4279'}^[24].
Q77420977's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+60'}^[25].
Q77420977's metallicity is recorded as {'unit': '1', 'amount': '+0.0'}^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +19.334, unit: 1, amount: +17.717, unit: 1, amount: +18.912, unit: 1, amount: +18.834, unit: 1, amount: +18.213, unit: 1, amount: +16.292, unit: 1, amount: +15.823, unit: 1, amount: +15.534, unit: 1, amount: +18.4907

Catalog code 2MASS J10431867+3050132, SDSS J104318.65+305012.9, [HHD2009] SDSS J1043+3050, [SLH2007] J104318.72+305012.8, [RGS2010] J104318.65+305012.9, SDSS J104318.66+305013.0, WIRED J104318.65+305012.9, WD 1040+310, LAMOST J104318.65+305012.9, Gaia DR2 735828296960724224

Constellation Leo Minor

Declination unit: www.wikidata.org, amount: +30.83692127637970

Declination component of proper motion unit: www.wikidata.org, amount: -1.020

Distance from earth unit: www.wikidata.org, amount: +1010

Effective temperature unit: www.wikidata.org, amount: +8745

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.0

Parallax unit: www.wikidata.org, amount: +2.4279

Radial velocity unit: www.wikidata.org, amount: +60

Right ascension unit: www.wikidata.org, amount: +160.82779353042340

Right ascension component of proper motion unit: www.wikidata.org, amount: -16.232

Spectral class DA+M

Surface gravity unit: www.wikidata.org, amount: +8000000

External References (2)

Gaia id 735828296960724224

Simbad id SDSS J104318.65+305012.9

References

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

Direct Wikidata claims

[2] ↑ Q77420977 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q77420977 — constellation (P59): Leo Minor. wikidata.org.
[4] ↑ Q77420977 — spectral class (P215): DA+M. Spectral analysis of 636 white dwarf-M star binaries from the Sloan Digital Sky Survey. wikidata.org.
[5] ↑ Q77420977 — catalog code (P528): 2MASS J10431867+3050132. SIMBAD. wikidata.org.
[6] ↑ Q77420977 — catalog code (P528): SDSS J104318.65+305012.9. SIMBAD. wikidata.org.
[7] ↑ Q77420977 — catalog code (P528): [HHD2009] SDSS J1043+3050. SIMBAD. wikidata.org.
[8] ↑ Q77420977 — catalog code (P528): [SLH2007] J104318.72+305012.8. SIMBAD. wikidata.org.
[9] ↑ Q77420977 — catalog code (P528): [RGS2010] J104318.65+305012.9. SIMBAD. wikidata.org.
[10] ↑ Q77420977 — catalog code (P528): SDSS J104318.66+305013.0. SIMBAD. wikidata.org.
[11] ↑ Q77420977 — catalog code (P528): WIRED J104318.65+305012.9. SIMBAD. wikidata.org.
[12] ↑ Q77420977 — catalog code (P528): WD 1040+310. SIMBAD. wikidata.org.
[13] ↑ Q77420977 — catalog code (P528): LAMOST J104318.65+305012.9. SIMBAD. wikidata.org.
[14] ↑ Q77420977 — catalog code (P528): Gaia DR2 735828296960724224. SIMBAD. wikidata.org.
[15] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.334'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.717'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[17] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.912'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.834'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[19] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.213'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[20] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.292'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.823'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[22] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.534'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[23] ↑ Q77420977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.4907'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q77420977 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4279'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77420977 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+60'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[26] ↑ Q77420977 — metallicity (P2227): {'unit': '1', 'amount': '+0.0'}. Spectral analysis of 636 white dwarf-M star binaries from the Sloan Digital Sky Survey. wikidata.org.

Class ancestry

[1] ↑ Q77420977 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). Q77420977. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77420977

MLA “Q77420977.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77420977.

BibTeX

@misc{4ortxyz_q77420977_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77420977}}, year = {2026}, url = {https://4ort.xyz/entity/q77420977}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77420977 — https://4ort.xyz/entity/q77420977 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77420977 · Last refreshed: May 7, 2026