278327 (2007 HA59)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7257750663 ± 1.42e-07
Semi-major axis (a)2.5133805918 AU ± 2.02e-08
Inclination (i)54.48596516° ± 1.15e-05
Long. of Asc. Node (Ω)57.09110595° ± 5.88e-06
Arg. of Perihelion (ω)17.66675747° ± 8.48e-06
Mean Anomaly (M)328.87684745° ± 1.32e-05
Mean Motion (n)0.2473573904°/day ± 2.98e-09
Perihelion dist (q)0.68923163 AU ± 3.58e-07
Aphelion dist (Q)4.33752956 AU ± 3.60e-07
Orbital Period3.98462436 yr ± 4.80e-08
Physical Parameters
H (abs. magnitude)15.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.305″
Uncertainty0
Orbit TypeApollo
MOID0.283470 AU
Observations Used315
Oppositions16
Arc Total2003-2025
First Observation Used2003-05-11
Last Observation Used2025-07-07
Observations (323)
Date Type RA Dec Mag Band Observatory
2003-05-11 12:41:31 C 15 37 21.75 -11 58 06.8 o 608
2003-05-11 13:04:20 C 15 37 20.43 -11 58 08.4 o 608
2003-05-22 06:58:17 C 15 22 58.65 -12 12 18.1 c 691
2003-05-22 07:43:04 C 15 22 56.19 -12 12 20.5 c 691
2003-05-22 08:23:27 C 15 22 53.95 -12 12 23.0 c 691
2003-05-28 05:25:54 C 15 15 27.19 -12 21 09.5 c 691
2003-05-28 06:04:26 C 15 15 25.20 -12 21 12.6 c 691
2003-05-28 06:46:32 C 15 15 23.02 -12 21 14.9 c 691
2007-04-24 10:16:44 C 16 01 25.92 -13 04 23.8 o 691
2007-04-24 10:42:09 C 16 01 24.60 -13 04 25.1 o 691
2007-04-24 11:07:31 C 16 01 23.35 -13 04 26.4 o 691
2007-04-25 07:57:50 C 16 00 20.90 -13 05 29.4 o 291
2007-04-25 08:03:25 C 16 00 20.61 -13 05 29.7 o 291
2007-04-25 08:08:50 C 16 00 20.33 -13 05 30.0 o 291
2007-04-25 08:51:31 C 16 00 18.14 -13 05 32.3 r G96
2007-04-25 09:02:34 C 16 00 17.56 -13 05 33.0 r G96
2007-04-25 09:13:43 C 16 00 17.02 -13 05 33.7 r G96
2007-04-25 09:24:45 C 16 00 16.45 -13 05 34.1 r G96
2007-04-25 23:51:07 C 15 59 32.73 -13 06 18.4 c A55
2007-04-26 00:13:46 C 15 59 31.59 -13 06 19.2 c A55
2007-04-26 01:05:16 C 15 59 28.95 -13 06 21.3 c A55
2007-04-26 06:49:33 C 15 59 11.54 -13 06 38.7 o 291
2007-04-26 06:55:03 C 15 59 11.25 -13 06 39.1 o 291
2007-04-26 07:00:50 C 15 59 10.95 -13 06 39.1 o 291
2007-04-26 09:33:22 C 15 59 03.08 -13 06 47.0 r G96
2007-04-26 09:42:42 C 15 59 02.61 -13 06 47.5 r G96
2007-04-26 09:52:00 C 15 59 02.04 -13 06 48.7 r G96
2007-04-26 10:01:18 C 15 59 01.64 -13 06 48.6 r G96
2007-04-27 06:54:53 C 15 57 57.57 -13 07 51.0 o 291
2007-04-27 07:00:19 C 15 57 57.31 -13 07 51.3 o 291
2007-04-27 07:12:21 C 15 57 56.69 -13 07 52.0 o 291
2007-04-28 07:15:16 C 15 56 42.07 -13 09 03.9 o 291
2007-04-28 07:25:33 C 15 56 41.53 -13 09 04.1 o 291
2007-04-28 07:35:52 C 15 56 41.00 -13 09 04.5 o 291
2007-04-28 10:20:34 C 15 56 32.34 -13 09 13.5 o 691
2007-04-28 10:45:54 C 15 56 30.99 -13 09 14.3 o 691
2007-04-28 11:11:14 C 15 56 29.60 -13 09 15.5 o 691
2007-05-06 07:20:30 C 15 46 24.07 -13 18 23.3 o 291
2007-05-06 07:26:55 C 15 46 23.76 -13 18 22.0 o 291
2007-05-06 07:40:56 C 15 46 22.92 -13 18 23.3 o 291
2007-05-07 09:57:31 C 15 44 56.08 -13 19 38.4 o 291
2007-05-07 10:03:39 C 15 44 55.74 -13 19 38.8 o 291
2007-05-07 10:17:32 C 15 44 54.95 -13 19 39.3 o 291
2007-05-07 22:43:00 C 15 44 14.04 -13 20 15.1 c A55
2007-05-07 22:53:17 C 15 44 13.47 -13 20 15.4 c A55
2007-05-07 23:03:35 C 15 44 12.91 -13 20 15.8 c A55
2007-05-12 06:12:09 C 15 38 29.68 -13 25 08.6 o 691
2007-05-12 06:37:35 C 15 38 28.24 -13 25 10.2 o 691
2007-05-12 07:03:03 C 15 38 26.79 -13 25 11.1 o 691
2007-05-12 08:36:37 C 15 38 21.51 -13 25 15.3 r G96