2013 RE21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5047580084 ± 6.19e-08
Semi-major axis (a)2.5496374785 AU ± 2.56e-08
Inclination (i)6.07648875° ± 4.09e-06
Long. of Asc. Node (Ω)293.12714927° ± 4.37e-05
Arg. of Perihelion (ω)56.95591807° ± 5.07e-05
Mean Anomaly (M)2.03189418° ± 1.24e-05
Mean Motion (n)0.2420999080°/day ± 3.65e-09
Perihelion dist (q)1.26268754 AU ± 1.58e-07
Aphelion dist (Q)3.83658741 AU ± 1.63e-07
Orbital Period4.07115513 yr ± 6.14e-08
Physical Parameters
H (abs. magnitude)19.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.303″
Uncertainty0
Orbit TypeAmor
MOID0.271668 AU
Observations Used150
Oppositions3
Arc Total2013-2017
First Observation Used2013-09-02
Last Observation Used2017-10-23
Observations (156)
Date Type RA Dec Mag Band Observatory
2017-06-16 15:34:24 C 20 17 55.24 -23 04 31.4 U 474
2017-06-24 12:12:30 C 20 21 58.504 -22 01 44.94 L F51
2017-06-24 12:28:23 C 20 21 58.693 -22 01 39.26 L F51
2017-06-24 12:44:15 C 20 21 58.891 -22 01 33.56 L F51
2017-06-24 13:00:08 C 20 21 59.085 -22 01 27.81 L F51
2017-07-02 09:03:16 C 20 24 08.44 -20 48 06.8 q G96
2017-07-02 09:09:28 C 20 24 08.42 -20 48 04.4 q G96
2017-07-02 09:15:40 C 20 24 08.45 -20 48 01.5 q G96
2017-07-02 09:21:51 C 20 24 08.47 -20 47 58.8 q G96
2017-07-26 15:41:55 C 20 20 07.57 -15 29 25.8 q D29
2017-07-26 16:02:16 C 20 20 07.11 -15 29 12.2 q D29
2017-07-26 16:22:39 C 20 20 06.66 -15 28 58.3 q D29
2017-07-31 22:58:15 C 20 18 01.64 -13 59 20.4 U 204
2017-07-31 23:05:52 C 20 18 01.49 -13 59 14.9 U 204
2017-07-31 23:13:29 C 20 18 01.33 -13 59 09.2 U 204
2017-08-16 07:35:02 C 20 14 09.207 -09 07 55.17 L F51
2017-08-16 07:52:26 C 20 14 09.064 -09 07 40.92 L F51
2017-08-16 08:09:55 C 20 14 08.920 -09 07 26.58 L F51
2017-08-16 08:27:18 C 20 14 08.773 -09 07 12.30 L F51
2017-08-22 13:18:32 C 20 14 48.60 -07 04 23.1 q D29
2017-08-22 13:59:16 C 20 14 48.74 -07 03 50.0 q D29
2017-08-27 08:29:43 C 20 16 39.72 -05 30 14.2 L T08
2017-08-27 08:40:05 C 20 16 39.82 -05 30 06.4 L T08
2017-08-27 08:51:08 C 20 16 40.00 -05 29 57.1 L T08
2017-08-27 09:01:26 C 20 16 40.15 -05 29 48.6 L T08
2017-09-21 20:43:54 C 20 49 24.74 +01 53 03.7 U 130
2017-09-21 20:50:49 C 20 49 25.29 +01 53 08.0 U 130
2017-09-25 05:40:29 C 20 56 30.261 +02 42 12.20 L F51
2017-09-25 05:57:45 C 20 56 31.718 +02 42 22.45 L F51
2017-09-25 06:15:09 C 20 56 33.184 +02 42 32.73 L F51
2017-09-25 06:32:42 C 20 56 34.661 +02 42 43.09 L F51
2017-09-27 03:46:31 C 21 00 46.41 +03 08 58.8 q G96
2017-09-27 03:54:54 C 21 00 47.19 +03 09 04.4 q G96
2017-09-27 04:03:07 C 21 00 47.88 +03 09 08.5 q G96
2017-09-27 04:11:21 C 21 00 48.62 +03 09 13.2 q G96
2017-09-30 03:40:47 C 21 07 45.87 +03 49 20.9 U H21
2017-09-30 03:49:22 C 21 07 46.67 +03 49 26.5 U H21
2017-09-30 03:57:56 C 21 07 47.45 +03 49 31.2 U H21
2017-10-10 03:51:00 C 21 33 32.04 +05 51 50.9 U 703
2017-10-10 04:05:09 C 21 33 33.52 +05 51 56.7 U 703
2017-10-10 04:12:14 C 21 33 34.34 +05 52 00.5 U 703
2017-10-13 20:20:59 C 21 43 44.09 +06 32 13.6 19.5 q 122
2017-10-13 20:33:26 C 21 43 45.50 +06 32 19.3 19.4 q 122
2017-10-13 20:45:56 C 21 43 46.86 +06 32 24.4 18.7 q 122
2017-10-15 03:46:52 C 21 47 25.71 +06 46 04.7 U G96
2017-10-15 03:55:02 C 21 47 26.61 +06 46 08.4 U G96
2017-10-15 04:03:12 C 21 47 27.55 +06 46 12.0 U G96
2017-10-15 04:11:21 C 21 47 28.45 +06 46 15.5 U G96
2017-10-16 02:56:06 C 21 50 10.46 +06 56 04.6 U 703
2017-10-16 03:04:19 C 21 50 11.34 +06 56 07.5 U 703