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
2013-09-26 07:40:04 C 03 04 50.84 +36 01 34.3 q H36
2013-09-26 08:01:16 C 03 04 51.56 +36 01 41.5 q H36
2013-09-26 08:12:34 C 03 04 51.74 +36 01 46.3 u H21
2013-09-26 08:13:06 C 03 04 52.05 +36 01 45.9 q H36
2013-09-26 08:23:02 C 03 04 52.09 +36 01 49.2 u H21
2013-09-26 08:45:14 C 03 04 52.85 +36 01 56.5 u H21
2013-09-28 09:12:35 C 03 06 35.18 +36 16 21.5 u H21
2013-09-28 09:20:35 C 03 06 35.40 +36 16 23.8 u H21
2013-09-28 09:27:50 C 03 06 35.60 +36 16 25.7 u H21
2013-09-28 11:47:55 C 03 06 39.80 +36 17 05.9 o 691
2013-09-28 11:57:36 C 03 06 40.06 +36 17 08.6 o 691
2013-09-28 12:07:17 C 03 06 40.31 +36 17 11.2 o 691
2013-10-01 10:39:44 C 03 08 38.19 +36 34 01.4 q 448
2013-10-01 11:09:54 C 03 08 38.71 +36 34 06.9 q 448
2013-10-01 11:42:19 C 03 08 39.34 +36 34 13.3 q 448
2013-10-13 07:14:43 C 03 10 43.29 +36 52 47.7 u H21
2013-10-13 07:24:00 C 03 10 43.19 +36 52 47.0 u H21
2013-10-13 07:33:17 C 03 10 43.09 +36 52 46.3 u H21
2013-10-13 10:38:31 C 03 10 41.04 +36 52 34.3 q 448
2013-10-13 11:10:58 C 03 10 40.49 +36 52 32.1 q 448
2013-10-13 11:39:59 C 03 10 40.36 +36 52 29.0 q 448
2013-10-15 10:08:16 C 03 10 12.43 +36 47 51.9 o 926
2013-10-15 10:37:23 C 03 10 11.90 +36 47 48.3 o 926
2013-10-15 11:00:00 C 03 10 11.49 +36 47 45.1 o 926
2013-10-26 05:05:40 C 03 04 40.66 +35 45 31.7 u H21
2013-10-26 05:17:16 C 03 04 40.28 +35 45 27.4 u H21
2013-10-26 05:22:49 C 03 04 40.11 +35 45 25.4 u H21
2013-11-09 04:59:53 C 02 54 19.38 +33 10 16.3 u H21
2013-11-09 05:10:21 C 02 54 19.03 +33 10 10.5 u H21
2013-11-09 05:21:23 C 02 54 18.68 +33 10 04.8 u H21
2013-11-11 02:55:17 C 02 53 01.76 +32 45 00.0 u H21
2013-11-11 03:08:59 C 02 53 01.30 +32 44 53.0 u H21
2013-11-11 03:22:56 C 02 53 00.86 +32 44 45.1 u H21
2013-11-11 05:42:12 C 02 52 56.90 +32 43 30.1 q G96
2013-11-11 05:51:57 C 02 52 56.59 +32 43 24.9 q G96
2013-11-11 06:22:50 C 02 52 55.60 +32 43 07.8 q G96
2013-11-11 06:32:36 C 02 52 55.29 +32 43 02.4 q G96
2013-11-11 08:48:09 C 02 52 50.95 +32 41 47.5 q 703
2013-11-11 08:55:25 C 02 52 50.76 +32 41 41.5 q 703
2013-11-11 09:02:41 C 02 52 50.48 +32 41 37.2 q 703
2013-11-11 09:09:57 C 02 52 50.22 +32 41 33.2 q 703
2013-11-24 03:23:12 C 02 46 46.69 +29 49 08.0 q H36
2013-11-24 03:32:55 C 02 46 46.53 +29 49 02.5 q H36
2013-11-24 03:52:17 C 02 46 46.23 +29 48 51.4 q H36
2013-12-25 06:16:46 C 02 55 17.86 +24 48 24.5 o 291
2013-12-25 06:50:57 C 02 55 18.91 +24 48 15.5 o 291
2013-12-25 07:35:14 C 02 55 20.26 +24 48 04.6 o 291
2017-06-16 15:19:12 C 20 17 54.85 -23 04 35.9 U 474
2017-06-16 15:24:16 C 20 17 54.99 -23 04 34.3 U 474
2017-06-16 15:29:20 C 20 17 55.11 -23 04 32.9 U 474