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
2015-05-17 21:45:59 C 14 05 22.35 +01 58 34.6 u A48
2015-05-17 21:48:29 C 14 05 20.90 +01 58 18.7 u A48
2015-05-17 21:51:01 C 14 05 19.47 +01 58 02.8 u A48
2015-05-17 21:58:11 C 14 05 15.54 +01 57 16.8 t K38
2015-05-17 22:05:13 C 14 05 11.46 +01 56 34.8 17.6 q K63
2015-05-17 22:12:31 C 14 05 07.83 +01 55 40.2 q C23
2015-05-17 22:13:09 C 14 05 07.04 +01 55 42.5 t K38
2015-05-17 22:17:55 C 14 05 04.75 +01 55 05.3 q C23
2015-05-17 22:19:08 C 14 05 03.51 +01 55 06.4 17.2 q K63
2015-05-17 22:21:09 C 14 05 02.95 +01 54 45.8 q C23
2015-05-17 22:30:01 C 14 04 57.46 +01 53 55.7 t K38
2015-05-18 03:30:56 C 14 02 16.75 +01 22 26.0 q 703
2015-05-18 03:38:09 C 14 02 12.63 +01 21 40.1 q 703
2015-05-18 03:45:22 C 14 02 08.49 +01 20 54.3 q 703
2015-05-18 03:52:34 C 14 02 04.37 +01 20 08.3 q 703
2015-05-18 06:23:30 C 14 00 37.22 +01 04 04.8 o 926
2015-05-18 06:25:56 C 14 00 35.81 +01 03 49.5 o 926
2015-05-18 06:28:22 C 14 00 34.41 +01 03 33.8 o 926
2015-05-18 20:18:06 C 13 52 54.88 -00 26 31.9 c A48
2015-05-18 20:20:14 C 13 52 53.64 -00 26 45.7 c A48
2015-05-18 20:22:22 C 13 52 52.39 -00 26 59.3 c A48
2015-05-18 20:24:53 C 13 52 50.94 -00 27 15.8 c A48
2015-05-19 03:55:29 C 13 48 35.36 -01 16 41.4 u H21
2015-05-19 03:58:12 C 13 48 33.77 -01 16 59.1 u H21
2015-05-19 04:00:53 C 13 48 32.15 -01 17 17.0 u H21
2015-05-19 04:03:16 C 13 48 30.75 -01 17 32.8 u H21
2015-05-19 04:05:26 C 13 48 29.47 -01 17 47.4 q H21
2015-05-19 04:08:03 C 13 48 27.92 -01 18 04.8 q H21
2015-05-19 04:11:11 C 13 48 26.06 -01 18 25.9 q H21
2015-05-19 04:14:28 C 13 48 24.13 -01 18 47.3 q H21
2015-05-19 04:17:12 C 13 48 22.51 -01 19 05.5 q H21
2015-05-19 04:20:19 C 13 48 20.67 -01 19 26.1 q H21
2015-05-19 04:23:10 C 13 48 18.99 -01 19 45.1 q H21
2015-05-20 00:37:36 C 13 36 41.46 -03 35 46.1 q C23
2015-05-20 00:41:55 C 13 36 38.99 -03 36 13.5 q C23
2015-05-20 00:47:19 C 13 36 35.71 -03 36 51.1 q C23
2015-05-20 02:13:27 C 13 35 51.68 -03 46 20.3 u H21
2015-05-20 02:16:26 C 13 35 49.89 -03 46 40.8 u H21
2015-05-20 02:19:14 C 13 35 48.20 -03 46 59.7 u H21
2015-05-20 02:22:09 C 13 35 46.45 -03 47 19.4 u H21
2015-05-20 02:24:56 C 13 35 44.78 -03 47 38.4 u H21
2015-05-20 02:27:35 C 13 35 43.18 -03 47 56.4 u H21
2015-05-20 02:30:22 C 13 35 41.51 -03 48 15.1 u H21
2015-05-20 22:33:55 C 13 23 58.40 -06 05 02.6 q C23
2015-05-20 22:37:10 C 13 23 56.37 -06 05 25.2 q C23
2015-05-20 22:40:24 C 13 23 54.41 -06 05 47.2 q C23
2015-05-20 22:43:39 C 13 23 52.50 -06 06 08.8 q C23
2015-05-22 02:35:32 C 13 07 33.43 -09 15 32.7 u H21
2015-05-22 02:41:31 C 13 07 29.75 -09 16 13.3 u H21
2015-05-22 02:47:30 C 13 07 26.07 -09 16 53.8 u H21