484850 (2009 HF88)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5103831224 ± 2.46e-07
Semi-major axis (a)2.5776069937 AU ± 1.11e-07
Inclination (i)24.82413068° ± 2.44e-05
Long. of Asc. Node (Ω)222.50544854° ± 1.41e-05
Arg. of Perihelion (ω)282.94266159° ± 2.83e-05
Mean Anomaly (M)30.98752868° ± 6.35e-05
Mean Motion (n)0.2381700918°/day ± 1.54e-08
Perihelion dist (q)1.26203989 AU ± 6.38e-07
Aphelion dist (Q)3.89317410 AU ± 6.57e-07
Orbital Period4.13832936 yr ± 2.67e-07
Physical Parameters
H (abs. magnitude)19.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.329″
Uncertainty0
Orbit TypeAmor
MOID0.476702 AU
Observations Used65
Oppositions8
Arc Total2009-2020
First Observation Used2009-04-30
Last Observation Used2020-10-15
Observations (67)
Date Type RA Dec Mag Band Observatory
2009-04-30 07:48:12 C 15 37 58.63 -14 55 13.5 o 691
2009-04-30 08:13:39 C 15 37 57.31 -14 54 42.3 o 691
2009-04-30 08:39:06 C 15 37 56.01 -14 54 10.8 o 691
2009-04-30 09:43:04 C 15 37 52.68 -14 52 51.9 o 291
2009-04-30 09:48:45 C 15 37 52.39 -14 52 44.6 o 291
2009-04-30 09:54:37 C 15 37 52.10 -14 52 37.7 o 291
2009-05-01 07:04:00 C 15 36 50.41 -14 26 43.9 o 291
2009-05-01 07:09:33 C 15 36 50.14 -14 26 37.1 o 291
2009-05-01 07:15:04 C 15 36 49.85 -14 26 30.3 o 291
2009-05-02 08:21:08 C 15 35 35.81 -13 56 04.2 o 291
2009-05-02 08:26:36 C 15 35 35.53 -13 55 57.9 o 291
2009-05-02 14:11:30 C 15 35 18.61 -13 48 48.5 o 474
2009-05-02 14:23:40 C 15 35 17.99 -13 48 34.6 o 474
2009-05-02 14:27:29 C 15 35 17.76 -13 48 29.9 o 474
2009-05-02 14:31:30 C 15 35 17.57 -13 48 25.3 o 474
2009-05-03 09:23:48 C 15 34 22.03 -13 26 02.9 o 291
2009-05-03 09:29:21 C 15 34 21.71 -13 25 56.2 o 291
2009-05-03 09:34:43 C 15 34 21.44 -13 25 49.6 o 291
2009-05-05 09:18:27 C 15 32 01.74 -12 29 40.5 o 291
2009-05-05 09:29:45 C 15 32 01.12 -12 29 27.6 o 291
2009-05-14 08:13:09 C 15 22 02.64 -08 38 31.5 o 291
2009-05-14 08:18:33 C 15 22 02.43 -08 38 26.9 o 291
2009-05-14 08:33:19 C 15 22 01.73 -08 38 11.8 o 291
2009-05-14 09:14:36 C 15 21 59.88 -08 37 31.4 o 291
2009-05-14 09:19:57 C 15 21 59.60 -08 37 26.3 o 291
2009-05-14 09:25:34 C 15 21 59.32 -08 37 20.5 o 291
2009-05-22 05:54:16 C 15 14 31.44 -05 50 46.2 o H55
2009-05-22 06:08:41 C 15 14 30.89 -05 50 34.5 o H55
2009-05-28 08:43:31 C 15 09 52.72 -04 06 39.4 o 291
2009-05-28 08:50:23 C 15 09 52.54 -04 06 34.2 o 291
2009-05-28 08:56:18 C 15 09 52.35 -04 06 31.0 o 291
2009-05-29 08:49:41 C 15 09 13.61 -03 51 41.9 o 291
2009-05-29 08:57:47 C 15 09 13.44 -03 51 37.4 o 291
2009-05-29 09:04:23 C 15 09 13.20 -03 51 33.4 o 291
2009-05-29 09:04:42 C 15 09 13.23 -03 51 33.3 o 691
2009-05-29 09:26:41 C 15 09 12.52 -03 51 19.3 o 691
2009-05-29 10:04:38 C 15 09 11.59 -03 50 57.2 o 691
2009-05-30 08:26:06 C 15 08 37.22 -03 37 38.1 o 291
2009-05-30 08:31:24 C 15 08 37.10 -03 37 35.1 o 291
2009-05-30 08:36:38 C 15 08 36.90 -03 37 31.3 o 291
2013-04-08 12:27:42 C 10 01 04.26 -32 28 54.4 q E12
2013-04-08 12:41:15 C 10 01 05.99 -32 28 28.5 q E12
2013-04-08 13:51:16 C 10 01 15.05 -32 26 14.3 q E12
2013-04-09 12:19:23 C 10 04 15.15 -31 43 32.3 q E12
2013-04-09 12:51:02 C 10 04 19.21 -31 42 31.4 q E12
2013-04-29 05:42:12 C 11 03 02.97 -17 36 46.8 o 291
2013-04-29 05:43:20 C 11 03 03.08 -17 36 45.2 o 291
2013-04-29 05:44:27 C 11 03 03.21 -17 36 43.6 o 291
2016-10-24 07:39:51 C 04 03 37.03 +16 26 01.9 u H21
2016-10-24 08:09:25 C 04 03 36.52 +16 25 39.3 u H21