Q78398379

white dwarf in the constellation Coma Berenices

Thing white_dwarf Q78398379

Press Enter · cited answer in seconds

Q78398379

Summary

Q78398379 is a white dwarf^[1].

Key Facts

Q78398379's instance of is recorded as white dwarf^[2].
Q78398379's constellation is recorded as Coma Berenices^[3].
Q78398379's spectral class is recorded as DB^[4].
Q78398379's catalog code is recorded as OMHR 19744^[5].
Q78398379's catalog code is recorded as PB 3484^[6].
Q78398379's catalog code is recorded as US 546^[7].
Q78398379's catalog code is recorded as [BCF91] 1126^[8].
Q78398379's catalog code is recorded as [S78c] SA 57 211^[9].
Q78398379's catalog code is recorded as OMHR J131826.30+290936.1^[10].
Q78398379's catalog code is recorded as SDSS J131826.31+290934.0^[11].
Q78398379's catalog code is recorded as Gaia DR2 1461872761500082944^[12].
Q78398379's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.8'}^[13].
Q78398379's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.640'}^[14].
Q78398379's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.568'}^[15].
Q78398379's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.708'}^[16].
Q78398379's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.923'}^[17].
Q78398379's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.121'}^[18].
Q78398379's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.6442'}^[19].
Q78398379's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.5897'}^[20].
Q78398379's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+217.8792'}^[21].
Q78398379's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+199.60960109718940'}^[22].
Q78398379's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+29.15959192573720'}^[23].
Q78398379's epoch is recorded as J2000.0^[24].
Q78398379's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+12880'}^[25].
Q78398379's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+432000000'}^[26].

Body

Definition and Type

Q78398379's instance of is recorded as white dwarf^[2].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +18.8, unit: 1, amount: +18.640, unit: 1, amount: +18.568, unit: 1, amount: +18.708, unit: 1, amount: +18.923, unit: 1, amount: +19.121, unit: 1, amount: +18.6442

Catalog code OMHR 19744, PB 3484, US 546, [BCF91] 1126, [S78c] SA 57 211, OMHR J131826.30+290936.1, SDSS J131826.31+290934.0, Gaia DR2 1461872761500082944

Constellation Coma Berenices

Declination unit: www.wikidata.org, amount: +29.15959192573720

Declination component of proper motion unit: www.wikidata.org, amount: -38.550

Distance from earth unit: www.wikidata.org, amount: +217.8792

Effective temperature unit: www.wikidata.org, amount: +12880

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.5897

Right ascension unit: www.wikidata.org, amount: +199.60960109718940

Right ascension component of proper motion unit: www.wikidata.org, amount: +1.326

Spectral class DB

Surface gravity unit: www.wikidata.org, amount: +432000000

External References (2)

Gaia id 1461872761500082944

Simbad id PB 3484

References

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

Direct Wikidata claims

[2] ↑ Q78398379 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q78398379 — constellation (P59): Coma Berenices. wikidata.org.
[4] ↑ Q78398379 — spectral class (P215): DB. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[5] ↑ Q78398379 — catalog code (P528): OMHR 19744. SIMBAD. wikidata.org.
[6] ↑ Q78398379 — catalog code (P528): PB 3484. SIMBAD. wikidata.org.
[7] ↑ Q78398379 — catalog code (P528): US 546. SIMBAD. wikidata.org.
[8] ↑ Q78398379 — catalog code (P528): [BCF91] 1126. SIMBAD. wikidata.org.
[9] ↑ Q78398379 — catalog code (P528): [S78c] SA 57 211. SIMBAD. wikidata.org.
[10] ↑ Q78398379 — catalog code (P528): OMHR J131826.30+290936.1. SIMBAD. wikidata.org.
[11] ↑ Q78398379 — catalog code (P528): SDSS J131826.31+290934.0. SIMBAD. wikidata.org.
[12] ↑ Q78398379 — catalog code (P528): Gaia DR2 1461872761500082944. SIMBAD. wikidata.org.
[13] ↑ Q78398379 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.8'}. SIMBAD. wikidata.org.
[14] ↑ Q78398379 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.640'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[15] ↑ Q78398379 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.568'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[16] ↑ Q78398379 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.708'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[17] ↑ Q78398379 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.923'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[18] ↑ Q78398379 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.121'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[19] ↑ Q78398379 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.6442'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q78398379 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.5897'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q78398379 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+217.8792'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q78398379 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+199.60960109718940'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q78398379 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+29.15959192573720'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q78398379 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q78398379 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+12880'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[26] ↑ Q78398379 — surface gravity (P7015): {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+432000000'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.

Class ancestry

[1] ↑ Q78398379 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). Q78398379. Retrieved May 7, 2026, from https://4ort.xyz/entity/q78398379

MLA “Q78398379.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q78398379.

BibTeX

@misc{4ortxyz_q78398379_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q78398379}}, year = {2026}, url = {https://4ort.xyz/entity/q78398379}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q78398379 — https://4ort.xyz/entity/q78398379 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q78398379 · Last refreshed: May 7, 2026