2021 PH2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6006179777 ± 9.44e-08
Semi-major axis (a)0.8726467461 AU ± 1.33e-08
Inclination (i)10.07112659° ± 6.78e-06
Long. of Asc. Node (Ω)315.28417234° ± 3.70e-06
Arg. of Perihelion (ω)214.68828197° ± 1.02e-05
Mean Anomaly (M)174.12969619° ± 4.29e-05
Mean Motion (n)1.2090786869°/day ± 2.77e-08
Perihelion dist (q)0.34851942 AU ± 8.26e-08
Aphelion dist (Q)1.39677407 AU ± 8.51e-08
Orbital Period0.81518787 yr ± 1.87e-08
Physical Parameters
H (abs. magnitude)21.56
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.273″
Uncertainty0
Orbit TypeAten
MOID0.019936 AU
Observations Used122
Oppositions1
Arc Total2017-2022
First Observation Used2017-07-22
Last Observation Used2022-10-29
Observations (125)
Date Type RA Dec Mag Band Observatory
2021-08-07 12:22:20 C 18 50 48.93 -29 49 21.9 q 900
2021-08-07 12:29:11 C 18 50 48.83 -29 48 34.5 q 900
2021-08-07 12:36:03 C 18 50 48.73 -29 47 47.2 q 900
2021-08-07 18:19:28 C 18 51 01.51 -29 07 43.5 V L81
2021-08-07 18:26:00 C 18 51 01.45 -29 07 02.5 V L81
2021-08-07 18:31:27 C 18 51 01.38 -29 06 28.1 V L81
2021-08-07 20:32:22 C 18 51 00.08 -28 55 31.2 q 157
2021-08-07 20:35:11 C 18 51 00.07 -28 55 13.6 q 157
2021-08-07 20:37:58 C 18 51 00.05 -28 54 56.5 q 157
2021-08-07 21:23:36 C 18 51 01.29 -28 50 12.6 X 958
2021-08-07 21:33:19 C 18 51 01.25 -28 49 12.0 X 958
2021-08-07 21:43:25 C 18 51 01.16 -28 48 09.5 X 958
2021-08-07 22:03:48 C 18 51 01.11 -28 46 06.0 V J69
2021-08-07 22:09:28 C 18 51 01.13 -28 45 30.7 V J69
2021-08-07 22:15:08 C 18 51 01.01 -28 44 57.2 V J69
2021-08-07 22:35:26 C 18 51 01.03 -28 42 50.9 V J69
2021-08-07 22:41:07 C 18 51 00.94 -28 42 16.1 V J69
2021-08-07 22:46:47 C 18 51 00.92 -28 41 41.3 V J69
2021-08-08 03:35:21 C 18 51 05.93 -28 11 16.6 V W95
2021-08-08 03:42:52 C 18 51 05.79 -28 10 32.6 V W95
2021-08-08 03:50:23 C 18 51 05.71 -28 09 48.7 V W95
2021-08-09 08:33:35 C 18 51 42.40 -25 48 35.1 V T08
2021-08-09 08:48:12 C 18 51 42.24 -25 47 32.4 V T08
2021-08-09 09:39:11 C 18 51 41.72 -25 43 53.6 V T08
2021-08-09 09:54:49 C 18 51 45.46 -25 41 09.3 t 474
2021-08-09 09:57:42 C 18 51 45.43 -25 40 56.9 t 474
2021-08-09 10:00:36 C 18 51 45.43 -25 40 45.2 t 474
2021-08-09 10:02:02 C 18 51 45.42 -25 40 38.9 t 474
2021-08-10 20:46:22 C 18 52 23.48 -23 38 06.7 q G01
2021-08-10 20:47:28 C 18 52 23.42 -23 38 02.5 q G01
2021-08-10 20:48:00 C 18 52 23.52 -23 37 59.8 q G01
2021-08-10 20:48:33 C 18 52 23.45 -23 37 58.8 q G01
2021-08-10 20:49:37 C 18 52 23.52 -23 37 54.7 q G01
2021-08-11 00:07:50 C 18 52 29.71 -23 26 21.4 u 807
2021-08-11 00:20:00 C 18 52 29.69 -23 25 46.1 u 807
2021-08-11 00:32:13 C 18 52 29.64 -23 25 10.6 u 807
2021-08-11 08:00:40 C 18 52 37.70 -23 03 22.0 t 474
2021-08-11 08:05:01 C 18 52 37.69 -23 03 10.1 t 474
2021-08-11 08:06:27 C 18 52 37.69 -23 03 06.5 t 474
2021-08-11 08:07:54 C 18 52 37.68 -23 03 02.3 t 474
2021-08-11 21:07:28 C 18 52 49.18 -22 30 24.3 q 215
2021-08-11 21:11:11 C 18 52 49.14 -22 30 12.7 q 215
2021-08-13 09:59:30 C 18 53 29.89 -21 07 40.0 t 474
2021-08-13 10:05:16 C 18 53 29.92 -21 07 29.1 t 474
2021-08-13 10:11:01 C 18 53 29.94 -21 07 18.2 t 474
2021-08-13 10:13:54 C 18 53 29.94 -21 07 12.3 t 474
2021-08-13 10:16:47 C 18 53 29.94 -21 07 06.7 t 474
2021-08-14 07:15:26 C 18 53 55.84 -20 29 27.2 t 474
2021-08-14 07:18:18 C 18 53 55.97 -20 29 21.8 t 474
2021-08-14 07:21:11 C 18 53 55.96 -20 29 17.6 t 474