510262 (2011 HJ61)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4176357637 ± 4.05e-08
Semi-major axis (a)1.4836341694 AU ± 4.51e-09
Inclination (i)21.08104859° ± 4.99e-06
Long. of Asc. Node (Ω)216.03660255° ± 1.02e-05
Arg. of Perihelion (ω)191.05170218° ± 1.07e-05
Mean Anomaly (M)180.89947866° ± 1.02e-05
Mean Motion (n)0.5454086680°/day ± 2.48e-09
Perihelion dist (q)0.86401548 AU ± 6.02e-08
Aphelion dist (Q)2.10325286 AU ± 6.05e-08
Orbital Period1.80713352 yr ± 8.23e-09
Physical Parameters
H (abs. magnitude)19.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.211″
Uncertainty0
Orbit TypeApollo
MOID0.124929 AU
Observations Used166
Oppositions8
Arc Total2006-2024
First Observation Used2006-06-17
Last Observation Used2024-08-01
Observations (193)
Date Type RA Dec Mag Band Observatory
2015-08-25 15:25:13 S 16 48 58.757 +12 32 30.01 L C51
2015-08-25 16:59:38 S 16 49 00.754 +12 31 41.16 L C51
2015-08-25 20:08:31 S 16 49 04.694 +12 30 03.85 L C51
2015-08-25 21:42:57 S 16 49 06.715 +12 29 14.14 L C51
2015-08-26 04:00:52 S 16 49 14.878 +12 25 58.37 L C51
2015-08-27 00:24:22 C 16 49 42.32 +12 15 27.5 t W86
2015-08-27 00:39:33 C 16 49 42.66 +12 15 19.6 t W86
2015-08-27 00:44:37 C 16 49 42.74 +12 15 16.9 t W86
2015-09-01 00:29:51 C 16 53 03.05 +11 11 23.4 q W85
2015-09-01 00:39:38 C 16 53 03.34 +11 11 17.9 q W85
2015-09-01 00:51:03 C 16 53 03.70 +11 11 11.9 q W85
2015-09-10 05:41:00 C 17 01 55.959 +09 07 44.76 t 568
2015-09-10 05:42:40 C 17 01 56.034 +09 07 43.81 t 568
2015-10-16 02:21:24 C 18 07 05.95 +00 20 16.8 o 291
2015-10-16 02:26:10 C 18 07 06.41 +00 20 13.0 o 291
2015-11-23 01:26:36 C 20 10 35.22 -11 58 27.7 o 291
2015-11-23 01:33:13 C 20 10 36.47 -11 58 35.6 o 291
2015-11-23 01:39:50 C 20 10 37.56 -11 58 42.2 o 291
2016-01-09 00:43:48 C 00 32 43.27 -32 54 22.9 u 807
2016-01-09 00:47:22 C 00 32 44.26 -32 54 24.6 u 807
2016-01-09 00:50:04 C 00 32 45.01 -32 54 26.2 u 807
2016-01-09 00:53:36 C 00 32 45.99 -32 54 28.5 u 807
2016-01-09 00:56:49 C 00 32 46.87 -32 54 30.1 u 807
2016-01-14 00:47:53 C 01 06 54.21 -33 48 28.2 u 807
2016-01-14 00:52:05 C 01 06 55.41 -33 48 29.2 u 807
2016-01-14 00:56:27 C 01 06 56.62 -33 48 29.9 u 807
2016-01-14 01:00:24 C 01 06 57.69 -33 48 31.1 u 807
2016-01-14 01:04:46 C 01 06 58.96 -33 48 32.4 u 807
2016-01-18 00:42:17 C 01 34 03.03 -34 07 25.1 u 807
2016-01-18 00:45:41 C 01 34 03.98 -34 07 25.5 u 807
2016-01-18 00:49:14 C 01 34 04.92 -34 07 25.5 u 807
2016-01-18 00:52:29 C 01 34 05.80 -34 07 25.8 u 807
2016-01-18 00:56:05 C 01 34 06.84 -34 07 25.8 u 807
2016-01-26 01:10:52 C 02 26 48.81 -33 41 16.6 u 807
2016-01-26 01:16:01 C 02 26 50.17 -33 41 13.8 u 807
2016-01-26 01:21:08 C 02 26 51.48 -33 41 12.5 u 807
2016-01-31 00:41:30 C 02 57 45.59 -32 45 28.5 u 807
2016-01-31 00:44:55 C 02 57 46.45 -32 45 26.5 u 807
2016-01-31 00:48:29 C 02 57 47.31 -32 45 24.1 u 807
2016-01-31 00:51:44 C 02 57 48.11 -32 45 22.2 u 807
2016-01-31 00:55:18 C 02 57 49.00 -32 45 20.1 u 807
2016-02-03 00:38:10 C 03 15 34.22 -31 59 12.3 u 807
2016-02-03 00:42:33 C 03 15 35.26 -31 59 09.3 u 807
2016-02-03 00:47:09 C 03 15 36.34 -31 59 06.1 u 807
2016-02-03 00:51:18 C 03 15 37.33 -31 59 03.0 u 807
2016-02-03 00:55:54 C 03 15 38.42 -31 58 59.9 u 807
2016-02-04 00:39:17 C 03 21 22.34 -31 41 50.9 u 807
2016-02-04 00:42:53 C 03 21 23.18 -31 41 48.4 u 807
2016-02-04 00:46:09 C 03 21 23.99 -31 41 46.1 u 807
2016-02-04 00:49:47 C 03 21 24.85 -31 41 43.5 u 807