2021 RK2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7362935251 ± 4.66e-06
Semi-major axis (a)2.5914703443 AU ± 3.95e-05
Inclination (i)2.94388839° ± 2.52e-05
Long. of Asc. Node (Ω)329.44580380° ± 1.86e-04
Arg. of Perihelion (ω)105.04035385° ± 2.16e-04
Mean Anomaly (M)350.11525602° ± 8.02e-03
Mean Motion (n)0.2362614751°/day ± 5.40e-06
Perihelion dist (q)0.68338751 AU ± 1.59e-05
Aphelion dist (Q)4.49955318 AU ± 6.96e-05
Orbital Period4.17176047 yr ± 9.54e-05
Physical Parameters
H (abs. magnitude)23.65
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.193″
Uncertainty1
Orbit TypeApollo
MOID0.000699 AU
Observations Used34
Oppositions1
Arc Total2021-2022
First Observation Used2021-09-05
Last Observation Used2022-02-10
Observations (37)
Date Type RA Dec Mag Band Observatory
2021-09-05 10:28:41 C 01 40 53.749 +17 38 03.22 U F52
2021-09-05 10:46:11 C 01 41 01.179 +17 39 15.65 U F52
2021-09-05 11:21:07 C 01 41 15.949 +17 41 40.12 U F52
2021-09-05 14:35:23 C 01 42 38.918 +17 55 05.78 V F51
2021-09-05 14:36:37 C 01 42 39.481 +17 55 11.22 V F51
2021-09-05 22:31:46 C 01 46 19.40 +18 28 13.7 V 033
2021-09-05 22:33:46 C 01 46 20.32 +18 28 22.6 V 033
2021-09-05 22:35:45 C 01 46 21.20 +18 28 31.2 V 033
2021-09-06 00:21:27 C 01 47 09.96 +18 36 15.7 V L01
2021-09-06 00:23:56 C 01 47 11.07 +18 36 26.8 V L01
2021-09-06 00:26:26 C 01 47 12.21 +18 36 37.4 V L01
2021-09-06 00:28:37 C 01 47 13.23 +18 36 46.5 V L01
2021-09-06 00:31:26 C 01 47 14.55 +18 36 58.9 V L01
2021-09-06 03:33:10 C 01 48 40.331 +18 50 27.96 V J04
2021-09-06 03:40:33 C 01 48 43.755 +18 51 00.02 V J04
2021-09-07 03:35:45 C 02 01 02.999 +20 40 51.89 V J04
2021-09-07 03:49:36 C 02 01 10.410 +20 41 58.53 V J04
2021-09-07 04:03:41 C 02 01 18.000 +20 43 05.99 V J04
2021-09-07 08:44:34 C 02 03 55.73 +21 05 36.0 u H21
2021-09-07 08:56:55 C 02 04 02.58 +21 06 36.0 u H21
2021-09-07 10:25:50 C 02 04 53.51 +21 13 58.9 V G96
2021-09-07 10:35:17 C 02 04 58.80 +21 14 44.9 V G96
2021-09-07 10:44:45 C 02 05 04.09 +21 15 32.5 V G96
2021-09-07 10:54:13 C 02 05 09.37 +21 16 18.8 V G96
2021-09-09 14:05:38 C 02 39 47.704 +25 48 55.94 V T12
2021-09-09 14:06:56 C 02 39 48.712 +25 49 03.28 V T12
2021-09-09 14:08:53 C 02 39 50.212 +25 49 14.31 V T12
2021-09-12 12:54:31 C 03 49 18.398 +32 32 31.93 V T12
2021-09-12 12:55:21 C 03 49 19.376 +32 32 36.48 V T12
2021-09-12 12:56:32 C 03 49 20.747 +32 32 42.73 V T12
2021-09-13 13:24:07 C 04 19 59.346 +34 32 46.95 V T12
2021-09-13 13:25:31 C 04 20 01.143 +34 32 53.23 V T12
2021-09-13 13:27:17 C 04 20 03.432 +34 33 01.22 V T12
2022-01-13 08:10:50 C 14 22 47.157 -15 38 48.01 V 309
2022-02-07 07:33:43 C 14 40 28.495 -18 05 18.16 V 309
2022-02-10 07:46:55 C 14 40 54.530 -18 14 59.91 V 309
2022-02-10 08:37:48 C 14 40 54.599 -18 15 06.32 V 309