Q77388640

star in the constellation Hydra

Thing star Q77388640

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Q77388640

Summary

Q77388640 is a star^[1].

Key Facts

Q77388640's instance of is recorded as star^[2].
Q77388640's constellation is recorded as Hydra^[3].
Q77388640's catalog code is recorded as BD-18 2984^[4].
Q77388640's catalog code is recorded as GSC 06070-00144^[5].
Q77388640's catalog code is recorded as PPM 223233^[6].
Q77388640's catalog code is recorded as TYC 6070-144-1^[7].
Q77388640's catalog code is recorded as 2MASS J10374643-1908105^[8].
Q77388640's catalog code is recorded as RAVE J103746.4-190811^[9].
Q77388640's catalog code is recorded as USNO-B1.0 0708-00227848^[10].
Q77388640's catalog code is recorded as DENIS J103746.4-190810^[11].
Q77388640's catalog code is recorded as Gaia DR1 3554736520122656256^[12].
Q77388640's catalog code is recorded as Gaia DR2 3554736524418249472^[13].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.160'}^[14].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.637'}^[15].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.532'}^[16].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.287'}^[17].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.2'}^[18].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.917'}^[19].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.047'}^[20].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.612'}^[21].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.818'}^[22].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.336'}^[23].
Q77388640's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.6646'}^[24].
Q77388640's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.3196'}^[25].
Q77388640's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+4.20'}^[26].

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +8.160, unit: 1, amount: +7.637, unit: 1, amount: +7.532, unit: 1, amount: +9.287, unit: 1, amount: +9.2, unit: 1, amount: +10.917, unit: 1, amount: +10.047, unit: 1, amount: +10.612, unit: 1, amount: +9.818, unit: 1, amount: +9.336, unit: 1, amount: +9.6646

Catalog code BD-18 2984, GSC 06070-00144, PPM 223233, TYC 6070-144-1, 2MASS J10374643-1908105, RAVE J103746.4-190811, USNO-B1.0 0708-00227848, DENIS J103746.4-190810, Gaia DR1 3554736520122656256, Gaia DR2 3554736524418249472

Constellation Hydra

Declination unit: www.wikidata.org, amount: -19.13623591447620

Declination component of proper motion unit: www.wikidata.org, amount: +3.570

Distance from earth unit: www.wikidata.org, amount: +431.1088

Effective temperature unit: www.wikidata.org, amount: +4867

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.3196

Radial velocity unit: www.wikidata.org, amount: +4.20

Right ascension unit: www.wikidata.org, amount: +159.44353343193360

Right ascension component of proper motion unit: www.wikidata.org, amount: -23.163

Surface gravity unit: www.wikidata.org, amount: +310

External References (2)

Gaia id 3554736524418249472

Simbad id BD-18 2984

References

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

Direct Wikidata claims

[2] ↑ Q77388640 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q77388640 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q77388640 — catalog code (P528): BD-18 2984. SIMBAD. wikidata.org.
[5] ↑ Q77388640 — catalog code (P528): GSC 06070-00144. SIMBAD. wikidata.org.
[6] ↑ Q77388640 — catalog code (P528): PPM 223233. SIMBAD. wikidata.org.
[7] ↑ Q77388640 — catalog code (P528): TYC 6070-144-1. SIMBAD. wikidata.org.
[8] ↑ Q77388640 — catalog code (P528): 2MASS J10374643-1908105. SIMBAD. wikidata.org.
[9] ↑ Q77388640 — catalog code (P528): RAVE J103746.4-190811. SIMBAD. wikidata.org.
[10] ↑ Q77388640 — catalog code (P528): USNO-B1.0 0708-00227848. SIMBAD. wikidata.org.
[11] ↑ Q77388640 — catalog code (P528): DENIS J103746.4-190810. SIMBAD. wikidata.org.
[12] ↑ Q77388640 — catalog code (P528): Gaia DR1 3554736520122656256. SIMBAD. wikidata.org.
[13] ↑ Q77388640 — catalog code (P528): Gaia DR2 3554736524418249472. SIMBAD. wikidata.org.
[14] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.160'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.637'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.532'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.287'}. The DENIS database, 3rd Release. wikidata.org.
[18] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.2'}. The USNO-B Catalog. wikidata.org.
[19] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.917'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.047'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.612'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[22] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.818'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[23] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.336'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[24] ↑ Q77388640 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.6646'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77388640 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.3196'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77388640 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+4.20'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77388640 is an instance of star (Q523) [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). Q77388640. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77388640

MLA “Q77388640.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77388640.

BibTeX

@misc{4ortxyz_q77388640_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77388640}}, year = {2026}, url = {https://4ort.xyz/entity/q77388640}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77388640 — https://4ort.xyz/entity/q77388640 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77388640 · Last refreshed: May 7, 2026