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
2015-05-22 02:52:57 C 13 07 22.72 -09 17 30.6 u H21
2015-05-22 02:58:24 C 13 07 19.37 -09 18 07.3 u H21
2015-05-22 03:03:50 C 13 07 16.03 -09 18 44.1 u H21
2015-05-22 03:09:17 C 13 07 12.68 -09 19 20.8 u H21
2015-05-22 03:14:43 C 13 07 09.33 -09 19 57.6 u H21
2015-05-22 03:20:10 C 13 07 05.99 -09 20 34.4 u H21
2015-05-22 03:25:37 C 13 07 02.65 -09 21 11.1 u H21
2015-05-22 03:31:03 C 13 06 59.30 -09 21 47.8 u H21
2015-05-22 03:36:30 C 13 06 55.95 -09 22 24.6 u H21
2015-05-22 03:41:57 C 13 06 52.60 -09 23 01.3 u H21
2015-05-22 03:47:23 C 13 06 49.27 -09 23 38.0 u H21
2015-05-22 03:53:13 C 13 06 45.69 -09 24 17.4 u H21
2015-05-22 03:59:00 C 13 06 42.15 -09 24 56.2 u H21
2015-05-22 04:04:26 C 13 06 38.80 -09 25 33.0 u H21
2015-05-22 04:09:53 C 13 06 35.46 -09 26 09.7 u H21
2015-05-22 04:15:54 C 13 06 31.78 -09 26 50.0 u H21
2015-05-22 05:21:04 C 13 05 52.19 -09 34 03.0 q H45
2015-05-22 05:22:29 C 13 05 51.34 -09 34 12.4 q H45
2015-05-22 05:23:39 C 13 05 50.63 -09 34 20.3 q H45
2015-05-22 05:24:57 C 13 05 49.83 -09 34 28.8 q H45
2015-05-22 05:26:07 C 13 05 49.10 -09 34 36.8 q H45
2015-05-22 05:27:03 C 13 05 48.52 -09 34 43.2 q H45
2015-05-22 05:28:22 C 13 05 47.71 -09 34 52.0 q H45
2015-05-22 05:29:26 C 13 05 47.07 -09 34 59.2 q H45
2015-05-22 05:30:32 C 13 05 46.40 -09 35 06.1 q H45
2015-05-22 05:31:35 C 13 05 45.76 -09 35 13.4 q H45
2015-05-22 21:01:20 C 12 56 41.68 -11 19 16.3 q C23
2015-05-22 21:03:29 C 12 56 40.22 -11 19 35.6 q C23
2015-05-22 21:05:39 C 12 56 38.72 -11 19 50.4 q C23
2015-05-22 21:06:44 C 12 56 38.60 -11 19 50.0 q C23
2015-05-23 22:55:35 C 12 41 36.93 -14 05 37.1 u 807
2015-05-23 23:05:55 C 12 41 30.70 -14 06 43.4 u 807
2015-05-23 23:16:03 C 12 41 24.55 -14 07 48.2 u 807
2015-05-24 00:30:57 C 12 40 39.00 -14 15 46.9 u 807
2015-05-24 00:33:38 C 12 40 37.38 -14 16 04.2 u 807
2015-05-24 00:36:19 C 12 40 35.75 -14 16 21.1 u 807
2015-05-24 00:38:57 C 12 40 34.13 -14 16 38.1 u 807
2015-05-24 00:41:23 C 12 40 32.66 -14 16 53.3 u 807
2015-05-24 21:14:26 C 12 28 38.19 -16 26 23.8 q 560
2015-05-24 21:15:06 C 12 28 37.81 -16 26 28.1 q 560
2015-05-24 21:15:46 C 12 28 37.42 -16 26 32.4 q 560
2015-05-26 22:48:52 C 12 01 05.28 -21 04 38.8 u 807
2015-05-26 22:51:42 C 12 01 03.68 -21 04 53.7 u 807
2015-05-26 22:57:53 C 12 01 00.21 -21 05 26.2 u 807
2015-05-26 23:01:14 C 12 00 58.30 -21 05 43.7 u 807
2015-05-26 23:03:58 C 12 00 56.76 -21 05 57.9 u 807
2015-05-26 23:07:18 C 12 00 54.87 -21 06 15.5 u 807
2015-05-31 01:09:37 C 11 12 06.61 -28 12 05.4 u 807
2015-05-31 01:17:05 C 11 12 03.06 -28 12 31.0 u 807
2015-05-31 01:24:28 C 11 11 59.57 -28 12 56.3 u 807