IAA RAS IAA Minor Planet Database

2020 HO9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3464068456 ± 4.25e-04
Semi-major axis (a)1.6329244400 AU ± 1.18e-03
Inclination (i)22.39832062° ± 1.73e-02
Long. of Asc. Node (Ω)212.21817865° ± 2.23e-03
Arg. of Perihelion (ω)45.02439150° ± 1.31e-02
Mean Anomaly (M)219.83349101° ± 1.01e+00
Mean Motion (n)0.4723491546°/day ± 5.10e-04
Perihelion dist (q)1.06726824 AU ± 1.04e-03
Aphelion dist (Q)2.19858064 AU ± 1.73e-03
Orbital Period2.08664771 yr ± 2.25e-03
Physical Parameters
H (abs. magnitude)23.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.480″
Uncertainty4
Orbit TypeAmor
MOID0.130725 AU
Observations Used20
Oppositions1
Arc Total2020-2020
First Observation Used2020-04-26
Last Observation Used2020-05-13
Observations (20)
Date Type RA Dec Mag Band Observatory
2020-04-26 07:49:40 C 12 34 33.405 -02 42 30.28 – U F51
2020-04-26 08:06:23 C 12 34 34.404 -02 40 48.95 – V F51
2020-04-26 08:23:53 C 12 34 35.441 -02 39 01.02 – U F51
2020-04-29 10:26:00 C 12 40 32.543 +05 07 05.20 – U F51
2020-04-29 10:40:53 C 12 40 33.638 +05 08 39.94 – U F51
2020-04-29 10:55:44 C 12 40 34.740 +05 10 15.07 – U F51
2020-04-29 22:06:08 C 12 41 35.54 +06 21 47.7 – V L01
2020-04-29 22:08:20 C 12 41 35.73 +06 22 02.8 – V L01
2020-04-29 22:20:07 C 12 41 36.61 +06 23 17.6 – V L01
2020-04-30 04:11:32 C 12 42 10.08 +07 01 15.3 – V I52
2020-04-30 04:18:05 C 12 42 10.54 +07 01 56.6 – V I52
2020-04-30 04:20:38 C 12 42 10.77 +07 02 13.9 – V I52
2020-05-03 05:30:53 C 12 49 16.64 +14 53 19.9 – V I52
2020-05-03 05:34:30 C 12 49 16.98 +14 53 42.4 – V I52
2020-05-03 05:38:06 C 12 49 17.27 +14 54 05.3 – V I52
2020-05-03 05:41:42 C 12 49 17.59 +14 54 28.4 – V I52
2020-05-13 08:43:57 C 13 19 42.96 +37 31 53.5 – V V06
2020-05-13 08:49:05 C 13 19 43.63 +37 32 16.4 – V V06
2020-05-13 08:54:11 C 13 19 44.31 +37 32 38.9 – V V06
2020-05-13 08:59:19 C 13 19 45.02 +37 33 01.8 – V V06