Q84459666

quasar in the constellation Serpens

Thing quasar Q84459666

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Q84459666

Summary

Q84459666 is a quasar^[1].

Key Facts

Q84459666's instance of is recorded as quasar^[2].
Q84459666's constellation is recorded as Serpens^[3].
Q84459666's catalog code is recorded as SDSS J154755.51+140934.4^[4].
Q84459666's catalog code is recorded as [VV2010] J154755.5+140934^[5].
Q84459666's catalog code is recorded as 2MASS J15475551+1409342^[6].
Q84459666's catalog code is recorded as SDSS J154755.52+140934.4^[7].
Q84459666's catalog code is recorded as Gaia DR2 1192624049152280320^[8].
Q84459666's redshift is recorded as {'unit': '1', 'amount': '+0.67131'}^[9].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.20'}^[10].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.09'}^[11].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.789'}^[12].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.828'}^[13].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.921'}^[14].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.124'}^[15].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.926'}^[16].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.661'}^[17].
Q84459666's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.0028'}^[18].
Q84459666's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.3345'}^[19].
Q84459666's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+141727'}^[20].
Q84459666's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+535'}^[21].
Q84459666's SIMBAD ID is recorded as 2MASS J15475551+1409342^[22].
Q84459666's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+236.98132066382020'}^[23].
Q84459666's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+14.15957543796220'}^[24].
Q84459666's epoch is recorded as J2000.0^[25].
Q84459666's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+9500'}^[26].

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Quick Facts

Instance of quasar

Properties

Apparent magnitude unit: 1, amount: +18.20, unit: 1, amount: +18.09, unit: 1, amount: +17.789, unit: 1, amount: +17.828, unit: 1, amount: +17.921, unit: 1, amount: +18.124, unit: 1, amount: +17.926, unit: 1, amount: +16.661, unit: 1, amount: +18.0028

Catalog code SDSS J154755.51+140934.4, [VV2010] J154755.5+140934, 2MASS J15475551+1409342, SDSS J154755.52+140934.4, Gaia DR2 1192624049152280320

Constellation Serpens

Declination unit: www.wikidata.org, amount: +14.15957543796220

Declination component of proper motion unit: www.wikidata.org, amount: -0.297

Distance from earth unit: www.wikidata.org, amount: +535

Effective temperature unit: www.wikidata.org, amount: +9500, unit: www.wikidata.org, amount: +22292

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.3345

Radial velocity unit: www.wikidata.org, amount: +141727

Redshift unit: 1, amount: +0.67131

Right ascension unit: www.wikidata.org, amount: +236.98132066382020

Right ascension component of proper motion unit: www.wikidata.org, amount: -0.516

Surface gravity unit: www.wikidata.org, amount: +178000000

External References (2)

Gaia id 1192624049152280320

Simbad id 2MASS J15475551+1409342

References

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

Direct Wikidata claims

[2] ↑ Q84459666 — instance of (P31): quasar. SIMBAD. wikidata.org.
[3] ↑ Q84459666 — constellation (P59): Serpens. wikidata.org.
[4] ↑ Q84459666 — catalog code (P528): SDSS J154755.51+140934.4. SIMBAD. wikidata.org.
[5] ↑ Q84459666 — catalog code (P528): [VV2010] J154755.5+140934. SIMBAD. wikidata.org.
[6] ↑ Q84459666 — catalog code (P528): 2MASS J15475551+1409342. SIMBAD. wikidata.org.
[7] ↑ Q84459666 — catalog code (P528): SDSS J154755.52+140934.4. SIMBAD. wikidata.org.
[8] ↑ Q84459666 — catalog code (P528): Gaia DR2 1192624049152280320. SIMBAD. wikidata.org.
[9] ↑ Q84459666 — redshift (P1090): {'unit': '1', 'amount': '+0.67131'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[10] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.20'}. A catalogue of quasars and active nuclei: 13th edition. wikidata.org.
[11] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.09'}. A catalogue of quasars and active nuclei: 13th edition. wikidata.org.
[12] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.789'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[13] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.828'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.921'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.124'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.926'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.661'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q84459666 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.0028'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q84459666 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.3345'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q84459666 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+141727'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[21] ↑ Q84459666 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+535'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[22] ↑ Q84459666 — SIMBAD ID (P3083): 2MASS J15475551+1409342. wikidata.org.
[23] ↑ Q84459666 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+236.98132066382020'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q84459666 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+14.15957543796220'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q84459666 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q84459666 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+9500'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.

Class ancestry

[1] ↑ Q84459666 is an instance of quasar (Q83373) [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). Q84459666. Retrieved May 7, 2026, from https://4ort.xyz/entity/q84459666

MLA “Q84459666.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q84459666.

BibTeX

@misc{4ortxyz_q84459666_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q84459666}}, year = {2026}, url = {https://4ort.xyz/entity/q84459666}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q84459666 — https://4ort.xyz/entity/q84459666 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q84459666 · Last refreshed: May 7, 2026