Q77387828

star in the constellation Hydra

Thing star Q77387828

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Q77387828

Summary

Q77387828 is a star^[1].

Key Facts

Q77387828's instance of is recorded as star^[2].
Q77387828's constellation is recorded as Hydra^[3].
Q77387828's catalog code is recorded as BD-17 3204^[4].
Q77387828's catalog code is recorded as PPM 716655^[5].
Q77387828's catalog code is recorded as 2MASS J10392573-1751035^[6].
Q77387828's catalog code is recorded as TYC 6066-557-1^[7].
Q77387828's catalog code is recorded as RAVE J103925.8-175103^[8].
Q77387828's catalog code is recorded as Gaia DR1 3555429006289406592^[9].
Q77387828's catalog code is recorded as Gaia DR2 3555429010585521024^[10].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.615'}^[11].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.990'}^[12].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.900'}^[13].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.674'}^[14].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.497'}^[15].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.050'}^[16].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.123'}^[17].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.861'}^[18].
Q77387828's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.2082'}^[19].
Q77387828's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.1918'}^[20].
Q77387828's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+9.46'}^[21].
Q77387828's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+839.0670'}^[22].
Q77387828's SIMBAD ID is recorded as BD-17 3204^[23].
Q77387828's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+159.85727550771430'}^[24].
Q77387828's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-17.85092671640550'}^[25].
Q77387828's epoch is recorded as J2000.0^[26].

⭐ Popularity Graph

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +8.615, unit: 1, amount: +7.990, unit: 1, amount: +7.900, unit: 1, amount: +11.674, unit: 1, amount: +10.497, unit: 1, amount: +11.050, unit: 1, amount: +10.123, unit: 1, amount: +9.861, unit: 1, amount: +10.2082

Catalog code BD-17 3204, PPM 716655, 2MASS J10392573-1751035, TYC 6066-557-1, RAVE J103925.8-175103, Gaia DR1 3555429006289406592, Gaia DR2 3555429010585521024

Constellation Hydra

Declination unit: www.wikidata.org, amount: -17.85092671640550

Declination component of proper motion unit: www.wikidata.org, amount: +10.028

Distance from earth unit: www.wikidata.org, amount: +839.0670

Effective temperature unit: www.wikidata.org, amount: +4739

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.1918

Radial velocity unit: www.wikidata.org, amount: +9.46

Right ascension unit: www.wikidata.org, amount: +159.85727550771430

Right ascension component of proper motion unit: www.wikidata.org, amount: -6.092

Surface gravity unit: www.wikidata.org, amount: +260

External References (2)

Gaia id 3555429010585521024

Simbad id BD-17 3204

References

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

Direct Wikidata claims

[2] ↑ Q77387828 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q77387828 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q77387828 — catalog code (P528): BD-17 3204. SIMBAD. wikidata.org.
[5] ↑ Q77387828 — catalog code (P528): PPM 716655. SIMBAD. wikidata.org.
[6] ↑ Q77387828 — catalog code (P528): 2MASS J10392573-1751035. SIMBAD. wikidata.org.
[7] ↑ Q77387828 — catalog code (P528): TYC 6066-557-1. SIMBAD. wikidata.org.
[8] ↑ Q77387828 — catalog code (P528): RAVE J103925.8-175103. SIMBAD. wikidata.org.
[9] ↑ Q77387828 — catalog code (P528): Gaia DR1 3555429006289406592. SIMBAD. wikidata.org.
[10] ↑ Q77387828 — catalog code (P528): Gaia DR2 3555429010585521024. SIMBAD. wikidata.org.
[11] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.615'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.990'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.900'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.674'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[15] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.497'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[16] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.050'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.123'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.861'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q77387828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.2082'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q77387828 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.1918'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q77387828 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+9.46'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q77387828 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+839.0670'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q77387828 — SIMBAD ID (P3083): BD-17 3204. wikidata.org.
[24] ↑ Q77387828 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+159.85727550771430'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77387828 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-17.85092671640550'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77387828 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77387828 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). Q77387828. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77387828

MLA “Q77387828.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77387828.

BibTeX

@misc{4ortxyz_q77387828_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77387828}}, year = {2026}, url = {https://4ort.xyz/entity/q77387828}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77387828 — https://4ort.xyz/entity/q77387828 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77387828 · Last refreshed: May 7, 2026