Q87393977

Thing be_type_star Q87393977

Press Enter · cited answer in seconds

Q87393977

Summary

Q87393977 is a Be-type star^[1].

Key Facts

Q87393977's instance of is recorded as Be-type star^[2].
Q87393977's constellation is recorded as Cassiopeia^[3].
Q87393977's spectral class is recorded as B3Ve^[4].
Q87393977's spectral class is recorded as B3V^[5].
Q87393977's part of is recorded as Messier 103^[6].
Q87393977's catalog code is recorded as GEN# +2.05810009^[7].
Q87393977's catalog code is recorded as UBV M 30260^[8].
Q87393977's catalog code is recorded as Cl* NGC 581 MH 56^[9].
Q87393977's catalog code is recorded as Cl* NGC 581 HOAG 9^[10].
Q87393977's catalog code is recorded as 2MASS J01331097+6039315^[11].
Q87393977's catalog code is recorded as Cl* NGC 581 ESY 20^[12].
Q87393977's catalog code is recorded as Cl* NGC 581 SGB 14223^[13].
Q87393977's catalog code is recorded as [KW97] 6-16^[14].
Q87393977's catalog code is recorded as CSI+60-01299 1^[15].
Q87393977's catalog code is recorded as GEN# +2.05810049^[16].
Q87393977's catalog code is recorded as NGC 581 49^[17].
Q87393977's catalog code is recorded as UBV M 30273^[18].
Q87393977's catalog code is recorded as TYC 4031-2194-1^[19].
Q87393977's catalog code is recorded as GSC 04031-02194^[20].
Q87393977's catalog code is recorded as Cl* NGC 581 PUR L^[21].
Q87393977's catalog code is recorded as [MS2011b] NGC 581 4^[22].
Q87393977's catalog code is recorded as Gaia DR1 509863058134396032^[23].
Q87393977's catalog code is recorded as Gaia DR2 509863062443025152^[24].
Q87393977's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.76'}^[25].
Q87393977's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.98'}^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of Be-type star

Part of Messier 103

Properties

Apparent magnitude unit: 1, amount: +11.76, unit: 1, amount: +11.98, unit: 1, amount: +10.949, unit: 1, amount: +10.801, unit: 1, amount: +10.622, unit: 1, amount: +11.7634

Catalog code GEN# +2.05810009, UBV M 30260, Cl* NGC 581 MH 56, Cl* NGC 581 HOAG 9, 2MASS J01331097+6039315, Cl* NGC 581 ESY 20, Cl* NGC 581 SGB 14223, [KW97] 6-16, CSI+60-01299 1, GEN# +2.05810049, NGC 581 49, UBV M 30273, TYC 4031-2194-1, GSC 04031-02194, Cl* NGC 581 PUR L, [MS2011b] NGC 581 4, Gaia DR1 509863058134396032, Gaia DR2 509863062443025152

Constellation Cassiopeia

Declination unit: www.wikidata.org, amount: +60.65874542861460

Declination component of proper motion unit: www.wikidata.org, amount: -0.879

Distance from earth unit: www.wikidata.org, amount: +3206.1558

Effective temperature unit: www.wikidata.org, amount: +24149

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.3119

Radial velocity unit: www.wikidata.org, amount: -41, unit: www.wikidata.org, amount: -43

Right ascension unit: www.wikidata.org, amount: +23.29570965334690

Right ascension component of proper motion unit: www.wikidata.org, amount: -1.245

Spectral class B3Ve, B3V

Stellar rotational velocity unit: www.wikidata.org, amount: +362

Surface gravity unit: www.wikidata.org, amount: +18600, unit: www.wikidata.org, amount: +18450

External References (2)

Gaia id 509863062443025152

Simbad id NGC 581 49

References

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

Direct Wikidata claims

[2] ↑ Q87393977 — instance of (P31): Be-type star. SIMBAD. wikidata.org.
[3] ↑ Q87393977 — constellation (P59): Cassiopeia. wikidata.org.
[4] ↑ Q87393977 — spectral class (P215): B3Ve. Optical spectroscopy of classical Be stars in open clusters. wikidata.org.
[5] ↑ Q87393977 — spectral class (P215): B3V. Optical spectroscopy of classical Be stars in open clusters. wikidata.org.
[6] ↑ Q87393977 — part of (P361): Messier 103. wikidata.org.
[7] ↑ Q87393977 — catalog code (P528): GEN# +2.05810009. SIMBAD. wikidata.org.
[8] ↑ Q87393977 — catalog code (P528): UBV M 30260. SIMBAD. wikidata.org.
[9] ↑ Q87393977 — catalog code (P528): Cl* NGC 581 MH 56. SIMBAD. wikidata.org.
[10] ↑ Q87393977 — catalog code (P528): Cl* NGC 581 HOAG 9. SIMBAD. wikidata.org.
[11] ↑ Q87393977 — catalog code (P528): 2MASS J01331097+6039315. SIMBAD. wikidata.org.
[12] ↑ Q87393977 — catalog code (P528): Cl* NGC 581 ESY 20. SIMBAD. wikidata.org.
[13] ↑ Q87393977 — catalog code (P528): Cl* NGC 581 SGB 14223. SIMBAD. wikidata.org.
[14] ↑ Q87393977 — catalog code (P528): [KW97] 6-16. SIMBAD. wikidata.org.
[15] ↑ Q87393977 — catalog code (P528): CSI+60-01299 1. SIMBAD. wikidata.org.
[16] ↑ Q87393977 — catalog code (P528): GEN# +2.05810049. SIMBAD. wikidata.org.
[17] ↑ Q87393977 — catalog code (P528): NGC 581 49. SIMBAD. wikidata.org.
[18] ↑ Q87393977 — catalog code (P528): UBV M 30273. SIMBAD. wikidata.org.
[19] ↑ Q87393977 — catalog code (P528): TYC 4031-2194-1. SIMBAD. wikidata.org.
[20] ↑ Q87393977 — catalog code (P528): GSC 04031-02194. SIMBAD. wikidata.org.
[21] ↑ Q87393977 — catalog code (P528): Cl* NGC 581 PUR L. SIMBAD. wikidata.org.
[22] ↑ Q87393977 — catalog code (P528): [MS2011b] NGC 581 4. SIMBAD. wikidata.org.
[23] ↑ Q87393977 — catalog code (P528): Gaia DR1 509863058134396032. SIMBAD. wikidata.org.
[24] ↑ Q87393977 — catalog code (P528): Gaia DR2 509863062443025152. SIMBAD. wikidata.org.
[25] ↑ Q87393977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.76'}. Photometry of stars in galactic cluster fields. wikidata.org.
[26] ↑ Q87393977 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.98'}. Photometry of stars in galactic cluster fields. wikidata.org.

Class ancestry

[1] ↑ Q87393977 is an instance of Be-type star (Q812800) [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). Q87393977. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87393977

MLA “Q87393977.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87393977.

BibTeX

@misc{4ortxyz_q87393977_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87393977}}, year = {2026}, url = {https://4ort.xyz/entity/q87393977}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87393977 — https://4ort.xyz/entity/q87393977 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87393977 · Last refreshed: May 7, 2026