Q77841770

young stellar object in the constellation Cepheus

Thing young_stellar_object Q77841770

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Q77841770

Summary

Q77841770 is a young stellar object^[1].

Key Facts

Q77841770's instance of is recorded as young stellar object^[2].
Q77841770's constellation is recorded as Cepheus^[3].
Q77841770's spectral class is recorded as B9^[4].
Q77841770's part of is recorded as Q1149918^[5].
Q77841770's catalog code is recorded as Cl* NGC 7160 DG 424^[6].
Q77841770's catalog code is recorded as Cl* NGC 7160 HG 424^[7].
Q77841770's catalog code is recorded as 2MASS J21515566+6227138^[8].
Q77841770's catalog code is recorded as TYC 4266-2475-1^[9].
Q77841770's catalog code is recorded as [BNM2013] 74.02 360^[10].
Q77841770's catalog code is recorded as Gaia DR1 2204362140424159616^[11].
Q77841770's catalog code is recorded as Gaia DR2 2204362144726601984^[12].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.84'}^[13].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.06'}^[14].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.03'}^[15].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.02'}^[16].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.64'}^[17].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.79'}^[18].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.575'}^[19].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.589'}^[20].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.648'}^[21].
Q77841770's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.5239'}^[22].
Q77841770's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.1200'}^[23].
Q77841770's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-20.1'}^[24].
Q77841770's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1'}^[25].
Q77841770's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+8'}^[26].

⭐ Popularity Graph

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Quick Facts

Instance of young stellar object

Part of NGC 7160

Properties

Apparent magnitude unit: 1, amount: +11.84, unit: 1, amount: +11.06, unit: 1, amount: +11.03, unit: 1, amount: +11.02, unit: 1, amount: +11.64, unit: 1, amount: +11.79, unit: 1, amount: +11.575, unit: 1, amount: +11.589, unit: 1, amount: +11.648, unit: 1, amount: +11.5239

Catalog code Cl* NGC 7160 DG 424, Cl* NGC 7160 HG 424, 2MASS J21515566+6227138, TYC 4266-2475-1, [BNM2013] 74.02 360, Gaia DR1 2204362140424159616, Gaia DR2 2204362144726601984

Constellation Cepheus

Declination unit: www.wikidata.org, amount: +62.45384769114470

Declination component of proper motion unit: www.wikidata.org, amount: -2.688

Distance from earth unit: www.wikidata.org, amount: +892.8571

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.1200

Radial velocity unit: www.wikidata.org, amount: -20.1, unit: www.wikidata.org, amount: +1, unit: www.wikidata.org, amount: +8

Right ascension unit: www.wikidata.org, amount: +327.98191575514710

Right ascension component of proper motion unit: www.wikidata.org, amount: -1.704

Spectral class B9

Stellar rotational velocity unit: www.wikidata.org, amount: +83

External References (2)

Gaia id 2204362144726601984

Simbad id 2MASS J21515566+6227138

References

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

Direct Wikidata claims

[2] ↑ Q77841770 — instance of (P31): young stellar object. SIMBAD. wikidata.org.
[3] ↑ Q77841770 — constellation (P59): Cepheus. wikidata.org.
[4] ↑ Q77841770 — spectral class (P215): B9. SIMBAD. wikidata.org.
[5] ↑ Q77841770 — part of (P361): Q1149918. SIMBAD. wikidata.org.
[6] ↑ Q77841770 — catalog code (P528): Cl* NGC 7160 DG 424. SIMBAD. wikidata.org.
[7] ↑ Q77841770 — catalog code (P528): Cl* NGC 7160 HG 424. SIMBAD. wikidata.org.
[8] ↑ Q77841770 — catalog code (P528): 2MASS J21515566+6227138. SIMBAD. wikidata.org.
[9] ↑ Q77841770 — catalog code (P528): TYC 4266-2475-1. SIMBAD. wikidata.org.
[10] ↑ Q77841770 — catalog code (P528): [BNM2013] 74.02 360. SIMBAD. wikidata.org.
[11] ↑ Q77841770 — catalog code (P528): Gaia DR1 2204362140424159616. SIMBAD. wikidata.org.
[12] ↑ Q77841770 — catalog code (P528): Gaia DR2 2204362144726601984. SIMBAD. wikidata.org.
[13] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.84'}. Proper-motion positions and magnitudes for 1342 stars in the field of C2152+623 = NGC7160. wikidata.org.
[14] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.06'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.03'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.02'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.64'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[18] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.79'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[19] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.575'}. Pre-main-sequence isochrones – II. Revising star and planet formation time-scales. wikidata.org.
[20] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.589'}. Pre-main-sequence isochrones – II. Revising star and planet formation time-scales. wikidata.org.
[21] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.648'}. Pre-main-sequence isochrones – II. Revising star and planet formation time-scales. wikidata.org.
[22] ↑ Q77841770 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.5239'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q77841770 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.1200'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q77841770 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-20.1'}. Stellar rotation in young clusters. I. Evolution of projected rotational velocity distributions. wikidata.org.
[25] ↑ Q77841770 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1'}. Stellar rotation in young clusters. I. Evolution of projected rotational velocity distributions. wikidata.org.
[26] ↑ Q77841770 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+8'}. Stellar rotation in young clusters. I. Evolution of projected rotational velocity distributions. wikidata.org.

Class ancestry

[1] ↑ Q77841770 is an instance of young stellar object (Q497654) [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). Q77841770. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77841770

MLA “Q77841770.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77841770.

BibTeX

@misc{4ortxyz_q77841770_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77841770}}, year = {2026}, url = {https://4ort.xyz/entity/q77841770}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77841770 — https://4ort.xyz/entity/q77841770 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77841770 · Last refreshed: May 7, 2026