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
2006-06-17 04:50:51 C 18 39 04.13 +16 28 20.9 n 645
2006-06-17 04:52:03 C 18 39 04.06 +16 28 22.0 n 645
2006-06-18 04:53:36 C 18 37 34.01 +16 50 11.4 n 645
2006-06-18 04:54:47 C 18 37 33.92 +16 50 12.4 n 645
2006-06-18 04:57:11 C 18 37 33.76 +16 50 14.7 n 645
2006-06-18 04:58:22 C 18 37 33.71 +16 50 15.9 n 645
2011-04-30 06:39:44 C 14 18 01.90 -12 24 25.2 r G96
2011-04-30 06:52:19 C 14 18 01.08 -12 24 15.4 r G96
2011-04-30 07:04:53 C 14 18 00.25 -12 24 05.9 r G96
2011-04-30 07:17:25 C 14 17 59.42 -12 23 55.8 r G96
2011-04-30 16:20:32 C 14 17 24.825 -12 16 43.82 o E10
2011-04-30 16:23:28 C 14 17 24.610 -12 16 41.03 o E10
2011-04-30 16:26:26 C 14 17 24.414 -12 16 39.05 o E10
2011-05-01 03:24:18 C 14 16 43.38 -12 08 06.9 o 807
2011-05-01 03:48:13 C 14 16 41.79 -12 07 48.1 o 807
2011-05-01 04:06:19 C 14 16 40.62 -12 07 33.8 o 807
2011-05-03 00:37:19 C 14 13 54.19 -11 33 03.1 o 807
2011-05-03 00:53:39 C 14 13 53.13 -11 32 50.7 o 807
2011-05-03 01:10:13 C 14 13 52.10 -11 32 37.6 o 807
2011-05-03 08:13:34 C 14 13 25.42 -11 27 20.2 o H01
2011-05-03 08:26:31 C 14 13 24.60 -11 27 10.1 o H01
2011-05-03 08:37:09 C 14 13 23.93 -11 27 01.8 o H01
2011-05-03 08:52:12 C 14 13 22.97 -11 26 50.2 o H01
2011-05-06 04:46:22 C 14 09 16.13 -10 34 57.2 o 807
2011-05-06 05:06:53 C 14 09 14.88 -10 34 41.5 o 807
2011-05-06 05:09:48 C 14 09 14.69 -10 34 39.6 o 807
2011-05-09 05:12:04 C 14 05 03.91 -09 41 24.8 o H21
2011-05-09 05:25:04 C 14 05 03.17 -09 41 15.2 o H21
2011-05-09 05:41:35 C 14 05 02.22 -09 41 02.8 o H21
2011-05-09 05:45:56 C 14 05 01.82 -09 40 50.8 o 807
2011-05-09 05:50:19 C 14 05 01.57 -09 40 47.5 o 807
2011-05-09 06:16:33 C 14 05 00.01 -09 40 28.1 o 807
2011-05-09 06:20:55 C 14 04 59.75 -09 40 24.9 o 807
2015-08-21 09:05:21 S 16 47 15.64 +13 24 14.4 L C51
2015-08-21 12:14:12 S 16 47 18.06 +13 22 40.0 L C51
2015-08-21 18:32:08 S 16 47 23.09 +13 19 30.7 L C51
2015-08-21 23:15:26 S 16 47 26.92 +13 17 12.9 L C51
2015-08-22 00:49:52 S 16 47 28.24 +13 16 24.5 L C51
2015-08-22 02:24:19 S 16 47 29.58 +13 15 37.8 L C51
2015-08-22 02:24:29 S 16 47 29.60 +13 15 37.4 L C51
2015-08-22 05:33:21 S 16 47 32.26 +13 14 03.3 L C51
2015-08-22 07:07:47 S 16 47 33.62 +13 13 15.6 L C51
2015-08-22 08:42:13 S 16 47 34.968 +13 12 29.12 L C51
2015-08-22 11:51:06 S 16 47 37.84 +13 10 55.5 L C51
2015-08-22 14:59:58 S 16 47 40.63 +13 09 20.5 L C51
2015-08-22 15:00:09 S 16 47 40.58 +13 09 20.6 L C51
2015-08-24 22:06:04 S 16 48 37.865 +12 41 23.86 L C51
2015-08-25 01:15:07 S 16 48 41.40 +12 39 47.3 L C51
2015-08-25 04:23:59 S 16 48 45.19 +12 38 14.1 L C51
2015-08-25 09:07:18 S 16 48 51.02 +12 35 43.0 L C51