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
2016-10-24 08:36:27 C 04 03 36.01 +16 25 19.1 u H21
2016-11-24 07:36:51 C 03 35 50.67 +04 11 47.8 q G96
2016-11-24 07:43:03 C 03 35 50.37 +04 11 39.7 q G96
2016-11-24 07:49:22 C 03 35 50.01 +04 11 33.2 q G96
2016-11-24 07:59:51 C 03 35 49.53 +04 11 22.1 q G96
2017-01-08 01:07:17 C 03 06 45.18 -09 35 02.5 u H21
2017-01-08 01:21:18 C 03 06 45.28 -09 35 07.2 u H21
2017-01-08 01:32:07 C 03 06 45.38 -09 35 10.4 u H21
2017-01-08 01:44:57 C 03 06 45.47 -09 35 14.5 u H21
2017-01-27 05:37:50 C 03 19 43.603 -10 53 32.38 L F51
2017-01-27 05:54:38 C 03 19 44.323 -10 53 32.89 L F51
2017-01-27 06:11:30 C 03 19 45.043 -10 53 33.66 L F51
2017-01-27 06:28:18 C 03 19 45.773 -10 53 34.21 L F51
2020-10-15 09:16:50 C 02 21 56.704 +21 57 29.32 U F51
2020-10-15 09:36:00 C 02 21 55.967 +21 57 19.20 U F51
2020-10-15 09:55:03 C 02 21 55.191 +21 57 08.91 U F51
2020-10-15 10:14:04 C 02 21 54.417 +21 56 58.72 U F51