2015 WA2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6294899397 ± 2.50e-07
Semi-major axis (a)1.5994696511 AU ± 1.08e-08
Inclination (i)14.59986454° ± 1.68e-05
Long. of Asc. Node (Ω)31.63763896° ± 1.48e-05
Arg. of Perihelion (ω)273.34735970° ± 5.00e-05
Mean Anomaly (M)15.44381688° ± 1.61e-05
Mean Motion (n)0.4872459861°/day ± 4.92e-09
Perihelion dist (q)0.59261960 AU ± 4.00e-07
Aphelion dist (Q)2.60631971 AU ± 4.00e-07
Orbital Period2.02285152 yr ± 2.04e-08
Physical Parameters
H (abs. magnitude)21.09
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.310″
Uncertainty0
Orbit TypeApollo
MOID0.001038 AU
Observations Used81
Oppositions3
Arc Total2015-2021
First Observation Used2015-11-03
Last Observation Used2021-12-03
Observations (88)
Date Type RA Dec Mag Band Observatory
2015-10-28 14:47:38 S 09 09 37.692 +45 49 48.07 L C51
2015-11-03 15:26:33 C 04 06 55.548 +56 09 00.80 t F51
2015-11-03 15:31:40 C 04 06 49.632 +56 08 40.72 t F51
2015-11-20 03:33:53 C 02 05 29.31 +41 24 36.1 q 703
2015-11-20 03:40:26 C 02 05 28.86 +41 24 29.6 q 703
2015-11-20 03:46:59 C 02 05 28.44 +41 24 22.9 q 703
2015-11-20 03:53:30 C 02 05 28.01 +41 24 16.0 q 703
2015-11-20 04:51:49 C 02 05 23.74 +41 23 12.8 t H01
2015-11-20 05:12:09 C 02 05 22.33 +41 22 50.9 t H01
2015-11-20 05:17:05 C 02 05 21.99 +41 22 45.5 t H01
2015-11-20 05:21:36 C 02 05 21.52 +41 22 42.5 o 711
2015-11-20 05:23:31 C 02 05 21.54 +41 22 38.5 t H01
2015-11-20 05:25:34 C 02 05 21.26 +41 22 38.5 o 711
2015-11-20 05:32:51 C 02 05 20.75 +41 22 30.6 o 711
2015-11-20 06:16:56 C 02 05 18.46 +41 21 38.0 q G58
2015-11-20 06:27:46 C 02 05 17.72 +41 21 26.5 q G58
2015-11-20 06:38:38 C 02 05 16.99 +41 21 14.8 q G58
2015-11-20 14:15:44 C 02 04 50.39 +41 13 05.7 o 300
2015-11-20 14:18:04 C 02 04 50.26 +41 13 04.0 o 300
2015-11-20 14:20:24 C 02 04 50.11 +41 13 01.5 o 300
2015-11-20 14:22:43 C 02 04 49.89 +41 12 59.0 o 300
2015-11-20 14:25:02 C 02 04 49.78 +41 12 56.6 o 300
2015-11-20 14:27:21 C 02 04 49.62 +41 12 53.5 o 300
2015-11-21 01:52:31 C 02 04 15.10 +41 00 52.0 u 926
2015-11-21 02:10:07 C 02 04 14.02 +41 00 34.8 q G96
2015-11-21 02:10:15 C 02 04 13.95 +41 00 35.1 u 926
2015-11-21 02:19:26 C 02 04 13.48 +41 00 25.8 q G96
2015-11-21 02:28:01 C 02 04 13.01 +41 00 17.2 u 926
2015-11-21 02:38:02 C 02 04 12.39 +41 00 07.6 q G96
2015-11-21 04:25:39 C 02 04 05.89 +40 58 20.7 u 926
2015-11-21 04:43:14 C 02 04 04.84 +40 58 04.1 u 926
2015-11-21 05:01:28 C 02 04 03.71 +40 57 45.3 u 926
2015-11-21 07:24:42 C 02 03 55.52 +40 55 15.6 q G58
2015-11-21 07:39:38 C 02 03 54.67 +40 54 59.8 q G58
2015-11-21 07:53:42 C 02 03 53.82 +40 54 45.6 q G58
2015-11-21 08:07:12 C 02 03 53.04 +40 54 31.1 q G58
2015-11-22 01:22:55 C 02 03 06.57 +40 37 20.2 t H01
2015-11-22 01:27:23 C 02 03 06.35 +40 37 16.2 t H01
2015-11-22 01:39:07 C 02 03 05.76 +40 37 05.4 t H01
2015-11-22 01:52:37 C 02 03 05.07 +40 36 53.0 t H01
2015-11-22 02:28:03 C 02 03 03.39 +40 36 21.8 o 926
2015-11-22 02:45:54 C 02 03 02.41 +40 36 03.8 o 926
2015-11-22 03:03:42 C 02 03 01.52 +40 35 47.7 o 926
2015-11-24 07:43:26 C 02 01 00.82 +39 47 57.3 o 695
2015-11-24 07:50:21 C 02 01 00.55 +39 47 51.3 o 695
2015-11-24 07:57:17 C 02 01 00.25 +39 47 45.0 o 695
2015-11-28 07:00:55 C 01 58 59.61 +38 34 38.3 o 695
2015-11-28 07:07:01 C 01 58 59.50 +38 34 34.0 o 695
2015-11-28 07:13:08 C 01 58 59.36 +38 34 29.6 o 695
2015-11-29 04:00:44 C 01 58 47.01 +38 20 23.6 o 695