2021 RO1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2155847349 ± 8.18e-08
Semi-major axis (a)1.0791791768 AU ± 5.05e-09
Inclination (i)8.13005330° ± 5.31e-06
Long. of Asc. Node (Ω)151.32668407° ± 2.32e-05
Arg. of Perihelion (ω)325.60789823° ± 2.82e-05
Mean Anomaly (M)167.85999954° ± 1.71e-05
Mean Motion (n)0.8791681390°/day ± 6.18e-09
Perihelion dist (q)0.84652462 AU ± 8.84e-08
Aphelion dist (Q)1.31183373 AU ± 8.85e-08
Orbital Period1.12108963 yr ± 7.88e-09
Physical Parameters
H (abs. magnitude)22.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.281″
Uncertainty0
Orbit TypeApollo
MOID0.087899 AU
Observations Used79
Oppositions1
Arc Total2013-2022
First Observation Used2013-06-19
Last Observation Used2022-06-20
Observations (80)
Date Type RA Dec Mag Band Observatory
2013-06-19 13:15:16 C 18 19 32.530 +09 15 52.29 V F51
2013-06-19 13:29:46 C 18 19 30.872 +09 15 43.41 V F51
2013-06-20 12:22:00 C 18 17 02.515 +09 01 40.43 V F51
2013-06-20 12:37:42 C 18 17 00.723 +09 01 30.24 V F51
2013-07-12 21:14:37 C 17 28 00.34 +00 39 52.3 X C95
2013-07-12 22:06:45 C 17 27 56.74 +00 38 55.9 X C95
2021-08-04 13:32:58 C 00 58 04.861 +07 01 56.31 V F51
2021-08-04 13:51:16 C 00 58 06.350 +07 01 53.40 V F51
2021-08-04 14:09:40 C 00 58 07.845 +07 01 50.61 V F51
2021-08-04 14:27:58 C 00 58 09.342 +07 01 47.71 V F51
2021-08-08 12:54:39 C 01 06 22.386 +06 42 36.59 V F51
2021-08-08 13:12:27 C 01 06 23.856 +06 42 32.20 V F51
2021-08-08 13:30:21 C 01 06 25.328 +06 42 27.52 V F51
2021-08-08 13:48:22 C 01 06 26.773 +06 42 23.27 V F51
2021-09-01 13:42:23 C 01 58 35.407 +00 16 57.29 V F52
2021-09-04 13:51:46 C 02 05 36.374 -01 17 33.11 U F51
2021-09-04 14:09:34 C 02 05 37.956 -01 17 58.11 U F51
2021-09-04 14:27:28 C 02 05 39.532 -01 18 23.26 U F51
2021-09-04 14:45:15 C 02 05 41.114 -01 18 48.23 U F51
2021-09-05 08:31:49 C 02 07 26.79 -01 43 43.7 V 807
2021-09-05 08:37:40 C 02 07 27.32 -01 43 52.2 V 807
2021-09-05 08:43:48 C 02 07 27.86 -01 44 01.2 V 807
2021-09-05 11:20:50 C 02 07 45.199 -01 48 22.20 U F51
2021-09-05 11:43:18 C 02 07 47.232 -01 48 55.36 U F51
2021-09-05 12:05:47 C 02 07 49.258 -01 49 28.38 U F51
2021-09-05 12:27:33 C 02 07 51.209 -01 50 00.27 U F51
2021-09-06 00:44:08 C 02 09 04.48 -02 08 26.7 V L01
2021-09-06 00:48:38 C 02 09 04.93 -02 08 33.7 V L01
2021-09-06 00:53:07 C 02 09 05.32 -02 08 40.2 V L01
2021-09-06 00:57:37 C 02 09 05.67 -02 08 46.9 V L01
2021-09-06 01:02:07 C 02 09 06.10 -02 08 54.1 V L01
2021-09-06 01:27:21 C 02 09 08.52 -02 09 35.4 V 033
2021-09-06 01:31:30 C 02 09 08.87 -02 09 41.6 V 033
2021-09-10 12:28:37 C 02 20 03.766 -05 07 19.28 U F52
2021-09-10 12:46:10 C 02 20 05.408 -05 07 51.38 U F52
2021-09-10 13:21:20 C 02 20 08.691 -05 08 55.92 U F52
2021-09-12 10:12:10 C 02 24 53.60 -06 34 27.0 V G96
2021-09-12 10:22:08 C 02 24 54.60 -06 34 46.8 V G96
2021-09-12 10:35:27 C 02 24 55.90 -06 35 13.0 V G96
2021-09-12 10:42:22 C 02 24 56.55 -06 35 27.0 V G96
2021-09-16 05:49:00 C 02 35 01.38 -09 49 14.1 u 807
2021-09-16 05:50:57 C 02 35 01.59 -09 49 19.1 u 807
2021-09-16 05:52:54 C 02 35 01.75 -09 49 22.6 u 807
2021-09-25 13:18:21 C 03 03 00.278 -19 54 40.53 U F51
2021-09-25 13:32:18 C 03 03 02.019 -19 55 23.78 U F51
2021-09-25 13:46:17 C 03 03 03.740 -19 56 07.29 U F51
2021-09-27 13:41:37 C 03 09 57.76 -22 28 31.9 V 474
2021-09-27 13:44:10 C 03 09 58.10 -22 28 39.7 V 474
2021-09-27 13:46:44 C 03 09 58.44 -22 28 48.8 V 474
2021-09-27 13:49:18 C 03 09 58.78 -22 28 57.1 V 474