2015 HA1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1883215441 ± 1.26e-07
Semi-major axis (a)0.9642349100 AU ± 1.62e-08
Inclination (i)19.86951172° ± 1.55e-05
Long. of Asc. Node (Ω)57.30749148° ± 2.31e-06
Arg. of Perihelion (ω)315.22588907° ± 9.83e-06
Mean Anomaly (M)275.31708878° ± 1.05e-04
Mean Motion (n)1.0409694870°/day ± 2.62e-08
Perihelion dist (q)0.78264870 AU ± 1.22e-07
Aphelion dist (Q)1.14582112 AU ± 1.23e-07
Orbital Period0.94683494 yr ± 2.38e-08
Physical Parameters
H (abs. magnitude)21.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.215″
Uncertainty0
Orbit TypeAten
MOID0.054573 AU
Observations Used412
Oppositions1
Arc Total2015-2016
First Observation Used2015-04-16
Last Observation Used2016-04-22
Observations (442)
Date Type RA Dec Mag Band Observatory
2015-05-09 08:08:30 C 15 36 38.03 +17 41 01.7 o 691
2015-05-09 09:30:37 C 15 36 08.68 +17 37 03.1 o 926
2015-05-09 09:35:35 C 15 36 06.91 +17 36 48.8 o 926
2015-05-09 09:41:29 C 15 36 04.81 +17 36 31.4 o 926
2015-05-10 20:29:41 C 15 23 48.71 +15 46 14.8 q A13
2015-05-10 20:35:52 C 15 23 46.32 +15 45 53.9 q A13
2015-05-10 21:22:07 C 15 23 28.42 +15 43 17.5 q A13
2015-05-10 21:28:19 C 15 23 26.02 +15 42 56.3 q A13
2015-05-10 21:47:01 C 15 23 18.56 +15 41 54.6 c A53
2015-05-10 21:52:09 C 15 23 16.56 +15 41 37.6 c A53
2015-05-10 21:57:34 C 15 23 14.47 +15 41 19.0 c A53
2015-05-10 21:59:57 C 15 23 13.58 +15 41 09.8 q K38
2015-05-10 22:02:58 C 15 23 12.30 +15 41 00.8 c A53
2015-05-10 22:17:02 C 15 23 06.90 +15 40 11.3 q K38
2015-05-10 22:34:01 C 15 23 00.23 +15 39 13.1 q K38
2015-05-10 22:51:09 C 15 22 53.50 +15 38 14.3 q K38
2015-05-10 22:56:15 C 15 22 52.64 +15 38 07.4 q Z81
2015-05-10 23:20:52 C 15 22 41.36 +15 36 28.0 q C47
2015-05-10 23:25:05 C 15 22 39.69 +15 36 13.2 q C47
2015-05-10 23:31:50 C 15 22 37.04 +15 35 49.6 q C47
2015-05-10 23:35:11 C 15 22 37.24 +15 35 53.7 q Z81
2015-05-10 23:37:45 C 15 22 34.70 +15 35 29.2 q C47
2015-05-10 23:43:14 C 15 22 32.57 +15 35 10.1 q C47
2015-05-10 23:50:40 C 15 22 29.62 +15 34 44.0 q C47
2015-05-11 00:12:48 C 15 22 21.14 +15 33 33.8 q 160
2015-05-11 00:15:16 C 15 22 21.30 +15 33 34.9 q Z81
2015-05-11 00:15:38 C 15 22 19.94 +15 33 23.3 q 160
2015-05-11 00:18:28 C 15 22 18.88 +15 33 12.7 q 160
2015-05-11 23:57:58 C 15 13 05.66 +14 06 15.1 q 160
2015-05-12 00:00:47 C 15 13 04.47 +14 06 04.2 q 160
2015-05-12 00:03:35 C 15 13 03.29 +14 05 53.5 q 160
2015-05-12 01:53:52 C 15 12 17.50 +13 58 50.3 q I89
2015-05-12 02:08:16 C 15 12 11.39 +13 57 53.3 q I89
2015-05-12 02:22:37 C 15 12 05.33 +13 56 56.8 q I89
2015-05-12 06:28:59 C 15 10 26.80 +13 40 44.3 q H21
2015-05-12 06:31:52 C 15 10 25.55 +13 40 32.8 q H21
2015-05-12 06:34:46 C 15 10 24.31 +13 40 21.3 q H21
2015-05-12 06:37:33 C 15 10 23.11 +13 40 10.1 q H21
2015-05-12 06:40:20 C 15 10 21.92 +13 39 58.9 q H21
2015-05-12 06:43:13 C 15 10 20.67 +13 39 47.3 q H21
2015-05-12 06:46:07 C 15 10 19.42 +13 39 35.7 q H21
2015-05-13 00:49:22 C 15 02 44.34 +12 24 23.3 q C23
2015-05-13 00:52:37 C 15 02 42.96 +12 24 10.4 q C23
2015-05-13 00:55:50 C 15 02 41.53 +12 23 56.0 q C23
2015-05-13 00:59:04 C 15 02 40.09 +12 23 42.1 q C23
2015-05-13 06:14:04 C 15 00 24.48 +12 01 05.2 q H21
2015-05-13 06:16:43 C 15 00 23.25 +12 00 53.3 q H21
2015-05-13 06:19:23 C 15 00 22.04 +12 00 41.6 q H21
2015-05-13 06:21:57 C 15 00 20.87 +12 00 30.3 q H21
2015-05-13 06:24:31 C 15 00 19.70 +12 00 18.9 q H21