(39778) 1997 HA9

asteroid

Place asteroid Q7475182

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(39778) 1997 HA9

Summary

(39778) 1997 HA9 is an asteroid^[1].

Key Facts

(39778) 1997 HA9 is credited with the discovery of Lincoln Near-Earth Asteroid Research^[2].
(39778) 1997 HA9's instance of is recorded as asteroid^[3].
(39778) 1997 HA9's site of astronomical discovery is recorded as Experimental Test Site^[4].
(39778) 1997 HA9's follows is recorded as (39777) 1997 HE^[5].
(39778) 1997 HA9's followed by is recorded as (39779) 1997 HE9^[6].
(39778) 1997 HA9's minor planet group is recorded as asteroid belt^[7].
(39778) 1997 HA9's parent astronomical body is recorded as Sun^[8].
(39778) 1997 HA9's provisional designation is recorded as 1997 HA9^[9].
(39778) 1997 HA9's time of discovery or invention is recorded as +1997-04-30T00:00:00Z^[10].
(39778) 1997 HA9's JPL Small-Body Database SPK-ID is recorded as 20039778^[11].
(39778) 1997 HA9's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.28'}^[12].
(39778) 1997 HA9's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2769964'}^[13].
(39778) 1997 HA9's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2750403432170315'}^[14].
(39778) 1997 HA9's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.2'}^[15].
(39778) 1997 HA9's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.39'}^[16].
(39778) 1997 HA9's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.03407'}^[17].
(39778) 1997 HA9's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.023385340177'}^[18].
(39778) 1997 HA9's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+5.61'}^[19].
(39778) 1997 HA9's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2055.726744427123'}^[20].
(39778) 1997 HA9's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+35.24233'}^[21].
(39778) 1997 HA9's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+35.17173385639275'}^[22].
(39778) 1997 HA9's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.1584071'}^[23].
(39778) 1997 HA9's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.164059482565137'}^[24].
(39778) 1997 HA9's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.033'}^[25].
(39778) 1997 HA9's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.034303488608955'}^[26].

Body

Designation and Status

(39778) 1997 HA9's instance of is recorded as asteroid^[3].

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Quick Facts

Instance of asteroid

Follows (39777) 1997 HE

Followed by (39779) 1997 HE9

Properties

Absolute magnitude unit: 1, amount: +14.2, unit: 1, amount: +14.39

Albedo unit: 1, amount: +0.159, unit: 1, amount: +0.071

Apoapsis unit: www.wikidata.org, amount: +4.033, unit: www.wikidata.org, amount: +4.034303488608955

Argument of periapsis unit: www.wikidata.org, amount: +291.61087, unit: www.wikidata.org, amount: +291.3633305377355

Diameter unit: www.wikidata.org, amount: +6.885

Discoverer or inventor Lincoln Near-Earth Asteroid Research

Epoch November 21, 2025

Imported from wholeness_audit_2026-05-02

Longitude of ascending node unit: www.wikidata.org, amount: +35.24233, unit: www.wikidata.org, amount: +35.17173385639275

Mean anomaly unit: www.wikidata.org, amount: +256.53470, unit: www.wikidata.org, amount: +317.6960764401401

Minor planet group asteroid belt

Orbital eccentricity unit: 1, amount: +0.28, unit: 1, amount: +0.2769964, unit: 1, amount: +0.2750403432170315

Orbital inclination unit: www.wikidata.org, amount: +11.03407, unit: www.wikidata.org, amount: +11.023385340177

Orbital period unit: www.wikidata.org, amount: +5.61, unit: www.wikidata.org, amount: +2055.726744427123

Parent astronomical body Sun

Periapsis unit: www.wikidata.org, amount: +2.2835397, unit: www.wikidata.org, amount: +2.293815476521319

Provisional designation 1997 HA9

Semi-major axis of an orbit unit: www.wikidata.org, amount: +3.1584071, unit: www.wikidata.org, amount: +3.164059482565137

Site of astronomical discovery Experimental Test Site

Time of discovery or invention April 30, 1997

Time of periapsis unit: www.wikidata.org, amount: +2461242.068240856

External References (4)

Google knowledge graph id /g/11gk_393sm

Jpl small-body database spk-id 20039778

Minor planet center body id 39778

Wolfram language entity code Entity["MinorPlanet", "MinorPlanet39778Provisional1997HA9"]

🌐 Available in 4 languages

ar(39778) 1997 HA9 arz(39778) 1997 HA9 (كويكب) fr(39778) 1997 HA9 pt(39778) 1997 HA9

References

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

Direct Wikidata claims

[3] ↑ (39778) 1997 HA9 — instance of (P31): asteroid. JPL Small-Body Database. Retrieved 2024-04-19. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[2] ↑ (39778) 1997 HA9 — discoverer or inventor (P61): Lincoln Near-Earth Asteroid Research. JPL Small-Body Database. Retrieved 2024-04-19. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[4] ↑ (39778) 1997 HA9 — site of astronomical discovery (P65): Experimental Test Site. JPL Small-Body Database. Retrieved 2024-04-19. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[5] ↑ (39778) 1997 HA9 — follows (P155): (39777) 1997 HE. wikidata.org.
[6] ↑ (39778) 1997 HA9 — followed by (P156): (39779) 1997 HE9. wikidata.org.
[7] ↑ (39778) 1997 HA9 — minor planet group (P196): asteroid belt. JPL Small-Body Database. Retrieved 2024-04-19. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[8] ↑ (39778) 1997 HA9 — parent astronomical body (P397): Sun. wikidata.org.
[9] ↑ (39778) 1997 HA9 — provisional designation (P490): 1997 HA9. JPL Small-Body Database. Retrieved 2024-04-19. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[10] ↑ (39778) 1997 HA9 — time of discovery or invention (P575): +1997-04-30T00:00:00Z. JPL Small-Body Database. Retrieved 2024-04-19. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[11] ↑ (39778) 1997 HA9 — JPL Small-Body Database SPK-ID (P716): 20039778. JPL Small-Body Database. Retrieved 2024-04-19. wikidata.org.
[12] ↑ (39778) 1997 HA9 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.28'}. wikidata.org.
[13] ↑ (39778) 1997 HA9 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.2769964'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[14] ↑ (39778) 1997 HA9 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.2750403432170315'}. JPL Small-Body Database. Retrieved 2026-01-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[15] ↑ (39778) 1997 HA9 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.2'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[16] ↑ (39778) 1997 HA9 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.39'}. JPL Small-Body Database. Retrieved 2026-01-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[17] ↑ (39778) 1997 HA9 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.03407'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[18] ↑ (39778) 1997 HA9 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.023385340177'}. JPL Small-Body Database. Retrieved 2026-01-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[19] ↑ (39778) 1997 HA9 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+5.61'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[20] ↑ (39778) 1997 HA9 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2055.726744427123'}. JPL Small-Body Database. Retrieved 2026-01-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[21] ↑ (39778) 1997 HA9 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+35.24233'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[22] ↑ (39778) 1997 HA9 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+35.17173385639275'}. JPL Small-Body Database. Retrieved 2026-01-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[23] ↑ (39778) 1997 HA9 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.1584071'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[24] ↑ (39778) 1997 HA9 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.164059482565137'}. JPL Small-Body Database. Retrieved 2026-01-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[25] ↑ (39778) 1997 HA9 — apoapsis (P2243): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.033'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[26] ↑ (39778) 1997 HA9 — apoapsis (P2243): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.034303488608955'}. JPL Small-Body Database. Retrieved 2026-01-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

[1] ↑ (39778) 1997 HA9 is an instance of asteroid (Q3863) [P31, primary]. Wikidata. wikidata.org.

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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). (39778) 1997 HA9. Retrieved May 3, 2026, from https://4ort.xyz/entity/-39778-1997-ha9

MLA “(39778) 1997 HA9.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-39778-1997-ha9.

BibTeX

@misc{4ortxyz_-39778-1997-ha9_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(39778) 1997 HA9}}, year = {2026}, url = {https://4ort.xyz/entity/-39778-1997-ha9}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (39778) 1997 HA9 — https://4ort.xyz/entity/-39778-1997-ha9 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-39778-1997-ha9 · Last refreshed: May 3, 2026