HD 39985

star in the constellation Orion

Thing star Q3781006

Press Enter · cited answer in seconds

HD 39985

Summary

HD 39985 is a star^[1].

Key Facts

HD 39985's instance of is recorded as star^[2].
HD 39985's constellation is recorded as Orion^[3].
HD 39985's spectral class is recorded as B9Ib^[4].
HD 39985's catalog code is recorded as 2MASS J05562803+0930337^[5].
HD 39985's catalog code is recorded as AG+09 614^[6].
HD 39985's catalog code is recorded as BD+09 1016^[7].
HD 39985's catalog code is recorded as GC 7478^[8].
HD 39985's catalog code is recorded as GCRV 56826^[9].
HD 39985's catalog code is recorded as GSC 00720-01925^[10].
HD 39985's catalog code is recorded as HD 39985^[11].
HD 39985's catalog code is recorded as HIC 28110^[12].
HD 39985's catalog code is recorded as HIP 28110^[13].
HD 39985's catalog code is recorded as HR 2075^[14].
HD 39985's catalog code is recorded as PPM 149668^[15].
HD 39985's catalog code is recorded as ROT 947^[16].
HD 39985's catalog code is recorded as SAO 113284^[17].
HD 39985's catalog code is recorded as TYC 720-1925-1^[18].
HD 39985's catalog code is recorded as UBV 6044^[19].
HD 39985's catalog code is recorded as UBV M 11631^[20].
HD 39985's catalog code is recorded as YZ 9 2512^[21].
HD 39985's catalog code is recorded as uvby98 100039985^[22].
HD 39985's catalog code is recorded as Gaia DR1 3335698891743965312^[23].
HD 39985's catalog code is recorded as WEB 5502^[24].
HD 39985's catalog code is recorded as Gaia DR2 3335698896040824704^[25].
HD 39985's apparent magnitude is recorded as {'unit': '1', 'amount': '+5.917'}^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +5.917, unit: 1, amount: +5.964, unit: 1, amount: +5.9467, unit: 1, amount: +5.993, unit: 1, amount: +5.990, unit: 1, amount: +5.981

Catalog code 2MASS J05562803+0930337, AG+09 614, BD+09 1016, GC 7478, GCRV 56826, GSC 00720-01925, HD 39985, HIC 28110, HIP 28110, HR 2075, PPM 149668, ROT 947, SAO 113284, TYC 720-1925-1, UBV 6044, UBV M 11631, YZ 9 2512, uvby98 100039985, Gaia DR1 3335698891743965312, WEB 5502, Gaia DR2 3335698896040824704

Constellation Orion

Declination unit: www.wikidata.org, amount: +9.50939417241910

Declination component of proper motion unit: www.wikidata.org, amount: -14.488

Distance from earth unit: www.wikidata.org, amount: +220.8871

Effective temperature unit: www.wikidata.org, amount: +10240

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.5272

Radial velocity unit: www.wikidata.org, amount: +12.90

Right ascension unit: www.wikidata.org, amount: +89.11680873753650

Right ascension component of proper motion unit: www.wikidata.org, amount: +0.265

Spectral class B9Ib

Stellar rotational velocity unit: www.wikidata.org, amount: +27, unit: www.wikidata.org, amount: +26

Surface gravity unit: www.wikidata.org, amount: +4200

External References (3)

Gaia id 3335698896040824704

Google knowledge graph id /g/121qftt5

Simbad id HD 39985

🌐 Available in 2 languages

itHD 39985 zhHD 39985

References

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

Direct Wikidata claims

[2] ↑ Q3781006 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q3781006 — constellation (P59): Orion. wikidata.org.
[4] ↑ Q3781006 — spectral class (P215): B9Ib. The radial velocities of 335 late B-type stars. wikidata.org.
[5] ↑ Q3781006 — catalog code (P528): 2MASS J05562803+0930337. SIMBAD. wikidata.org.
[6] ↑ Q3781006 — catalog code (P528): AG+09 614. SIMBAD. wikidata.org.
[7] ↑ Q3781006 — catalog code (P528): BD+09 1016. SIMBAD. wikidata.org.
[8] ↑ Q3781006 — catalog code (P528): GC 7478. SIMBAD. wikidata.org.
[9] ↑ Q3781006 — catalog code (P528): GCRV 56826. SIMBAD. wikidata.org.
[10] ↑ Q3781006 — catalog code (P528): GSC 00720-01925. SIMBAD. wikidata.org.
[11] ↑ Q3781006 — catalog code (P528): HD 39985. SIMBAD. wikidata.org.
[12] ↑ Q3781006 — catalog code (P528): HIC 28110. SIMBAD. wikidata.org.
[13] ↑ Q3781006 — catalog code (P528): HIP 28110. SIMBAD. wikidata.org.
[14] ↑ Q3781006 — catalog code (P528): HR 2075. SIMBAD. wikidata.org.
[15] ↑ Q3781006 — catalog code (P528): PPM 149668. SIMBAD. wikidata.org.
[16] ↑ Q3781006 — catalog code (P528): ROT 947. SIMBAD. wikidata.org.
[17] ↑ Q3781006 — catalog code (P528): SAO 113284. SIMBAD. wikidata.org.
[18] ↑ Q3781006 — catalog code (P528): TYC 720-1925-1. SIMBAD. wikidata.org.
[19] ↑ Q3781006 — catalog code (P528): UBV 6044. SIMBAD. wikidata.org.
[20] ↑ Q3781006 — catalog code (P528): UBV M 11631. SIMBAD. wikidata.org.
[21] ↑ Q3781006 — catalog code (P528): YZ 9 2512. SIMBAD. wikidata.org.
[22] ↑ Q3781006 — catalog code (P528): uvby98 100039985. SIMBAD. wikidata.org.
[23] ↑ Q3781006 — catalog code (P528): Gaia DR1 3335698891743965312. SIMBAD. wikidata.org.
[24] ↑ Q3781006 — catalog code (P528): WEB 5502. SIMBAD. wikidata.org.
[25] ↑ Q3781006 — catalog code (P528): Gaia DR2 3335698896040824704. SIMBAD. wikidata.org.
[26] ↑ Q3781006 — apparent magnitude (P1215): {'unit': '1', 'amount': '+5.917'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.

Class ancestry

[1] ↑ Q3781006 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). HD 39985. Retrieved May 7, 2026, from https://4ort.xyz/entity/q3781006

MLA “HD 39985.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q3781006.

BibTeX

@misc{4ortxyz_q3781006_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 39985}}, year = {2026}, url = {https://4ort.xyz/entity/q3781006}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 39985 — https://4ort.xyz/entity/q3781006 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q3781006 · Last refreshed: May 7, 2026