Q81295039

hot subdwarf star in the constellation Corona Borealis

Thing hot_subdwarf_star Q81295039

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Q81295039

Summary

Q81295039 is a hot subdwarf star^[1].

Key Facts

Q81295039's instance of is recorded as hot subdwarf star^[2].
Q81295039's constellation is recorded as Corona Borealis^[3].
Q81295039's spectral class is recorded as sdB+dM^[4].
Q81295039's child astronomical body is recorded as NSVS 7826147 (AB)b^[5].
Q81295039's catalog code is recorded as FBS 1531+381^[6].
Q81295039's catalog code is recorded as FBS B 123^[7].
Q81295039's catalog code is recorded as 2MASS J15334944+3759282^[8].
Q81295039's catalog code is recorded as NSVS 7826147^[9].
Q81295039's catalog code is recorded as SDSS J153349.44+375928.0^[10].
Q81295039's catalog code is recorded as SDSS J153349.44+375928.1^[11].
Q81295039's catalog code is recorded as CRTS J153349.4+375928^[12].
Q81295039's catalog code is recorded as Gaia DR2 1375814952762454272^[13].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.652'}^[14].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.74'}^[15].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.88'}^[16].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.830'}^[17].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.875'}^[18].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.293'}^[19].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.787'}^[20].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.843'}^[21].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.08'}^[22].
Q81295039's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.9817'}^[23].
Q81295039's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q180892', 'amount': '+0.442'}^[24].
Q81295039's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q48440', 'amount': '+0.172'}^[25].
Q81295039's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.9007'}^[26].

Body

Definition and Type

Q81295039's instance of is recorded as hot subdwarf star^[2].

⭐ Popularity Graph

0/100 established

Quick Facts

Instance of hot subdwarf star

Properties

Apparent magnitude unit: 1, amount: +13.652, unit: 1, amount: +13.74, unit: 1, amount: +13.88, unit: 1, amount: +12.830, unit: 1, amount: +12.875, unit: 1, amount: +13.293, unit: 1, amount: +13.787, unit: 1, amount: +13.843, unit: 1, amount: +13.08, unit: 1, amount: +12.9817

Catalog code FBS 1531+381, FBS B 123, 2MASS J15334944+3759282, NSVS 7826147, SDSS J153349.44+375928.0, SDSS J153349.44+375928.1, CRTS J153349.4+375928, Gaia DR2 1375814952762454272

Child astronomical body NSVS 7826147 (AB)b

Constellation Corona Borealis

Declination unit: www.wikidata.org, amount: +37.99113725102880

Declination component of proper motion unit: www.wikidata.org, amount: -17.025

Distance from earth unit: www.wikidata.org, amount: +518.549

Effective temperature unit: www.wikidata.org, amount: +29200

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Mass unit: www.wikidata.org, amount: +0.442

Parallax unit: www.wikidata.org, amount: +1.9007

Radial velocity unit: www.wikidata.org, amount: -3.40

Radius unit: www.wikidata.org, amount: +0.172

Right ascension unit: www.wikidata.org, amount: +233.45601831295990

Right ascension component of proper motion unit: www.wikidata.org, amount: +0.012

Spectral class sdB+dM

External References (2)

Gaia id 1375814952762454272

Simbad id FBS 1531+381

References

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

Direct Wikidata claims

[2] ↑ Q81295039 — instance of (P31): hot subdwarf star. SIMBAD. wikidata.org.
[3] ↑ Q81295039 — constellation (P59): Corona Borealis. wikidata.org.
[4] ↑ Q81295039 — spectral class (P215): sdB+dM. Modeling the system parameters of 2M 1533+3759: a new longer period low-mass eclipsing sdB+dM binary. wikidata.org.
[5] ↑ Q81295039 — child astronomical body (P398): NSVS 7826147 (AB)b. wikidata.org.
[6] ↑ Q81295039 — catalog code (P528): FBS 1531+381. SIMBAD. wikidata.org.
[7] ↑ Q81295039 — catalog code (P528): FBS B 123. SIMBAD. wikidata.org.
[8] ↑ Q81295039 — catalog code (P528): 2MASS J15334944+3759282. SIMBAD. wikidata.org.
[9] ↑ Q81295039 — catalog code (P528): NSVS 7826147. SIMBAD. wikidata.org.
[10] ↑ Q81295039 — catalog code (P528): SDSS J153349.44+375928.0. SIMBAD. wikidata.org.
[11] ↑ Q81295039 — catalog code (P528): SDSS J153349.44+375928.1. SIMBAD. wikidata.org.
[12] ↑ Q81295039 — catalog code (P528): CRTS J153349.4+375928. SIMBAD. wikidata.org.
[13] ↑ Q81295039 — catalog code (P528): Gaia DR2 1375814952762454272. SIMBAD. wikidata.org.
[14] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.652'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.74'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.88'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.830'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.875'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[19] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.293'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[20] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.787'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[21] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.843'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[22] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.08'}. The Catalina surveys periodic variable star catalog. wikidata.org.
[23] ↑ Q81295039 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.9817'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81295039 — mass (P2067): {'unit': 'http://www.wikidata.org/entity/Q180892', 'amount': '+0.442'}. Possible substellar companions in dwarf eclipsing binaries: SDSS J143547.87+373338.5, NSVS 7826147, and NSVS 14256825. wikidata.org.
[25] ↑ Q81295039 — radius (P2120): {'unit': 'http://www.wikidata.org/entity/Q48440', 'amount': '+0.172'}. Possible substellar companions in dwarf eclipsing binaries: SDSS J143547.87+373338.5, NSVS 7826147, and NSVS 14256825. wikidata.org.
[26] ↑ Q81295039 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.9007'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81295039 is an instance of hot subdwarf star (Q54231557) [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). Q81295039. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81295039

MLA “Q81295039.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81295039.

BibTeX

@misc{4ortxyz_q81295039_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81295039}}, year = {2026}, url = {https://4ort.xyz/entity/q81295039}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81295039 — https://4ort.xyz/entity/q81295039 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81295039 · Last refreshed: May 7, 2026