IAA RAS IAA Minor Planet Database

2013 XA21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6508629892 ± 7.99e-05
Semi-major axis (a)2.7955420651 AU ± 5.82e-04
Inclination (i)16.05083842° ± 1.49e-03
Long. of Asc. Node (Ω)262.36914786° ± 3.57e-04
Arg. of Perihelion (ω)131.53793860° ± 2.77e-04
Mean Anomaly (M)209.66883119° ± 2.96e-01
Mean Motion (n)0.2108692381°/day ± 6.58e-05
Perihelion dist (q)0.97602720 AU ± 3.02e-04
Aphelion dist (Q)4.61505693 AU ± 9.86e-04
Orbital Period4.67411128 yr ± 1.46e-03
Physical Parameters
H (abs. magnitude)21.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.332″
Uncertainty3
Orbit TypeApollo
MOID0.091673 AU
Observations Used42
Oppositions1
Arc Total2013-2014
First Observation Used2013-12-12
Last Observation Used2014-01-10
Observations (44)
Date Type RA Dec Mag Band Observatory
2013-12-12 09:56:43 C 07 48 33.19 +14 48 52.6 – q 703
2013-12-12 10:01:04 C 07 48 32.62 +14 48 39.6 – q 703
2013-12-12 10:09:45 C 07 48 31.42 +14 48 13.7 – q 703
2013-12-12 10:39:16 C 07 48 27.25 +14 46 47.1 – q 703
2013-12-12 10:45:14 C 07 48 26.43 +14 46 29.5 – q 703
2013-12-12 10:51:13 C 07 48 25.53 +14 46 11.3 – q 703
2013-12-12 10:57:12 C 07 48 24.76 +14 45 52.7 – q 703
2013-12-12 11:54:48 C 07 48 16.79 +14 43 01.8 – q 703
2013-12-12 11:59:39 C 07 48 16.09 +14 42 48.5 – q 703
2013-12-12 12:04:29 C 07 48 15.42 +14 42 34.3 – q 703
2013-12-12 12:09:21 C 07 48 14.73 +14 42 18.9 – q 703
2013-12-13 01:05:22 C 07 46 37.88 +14 04 43.6 – u 958
2013-12-13 01:13:22 C 07 46 36.77 +14 04 20.8 – u 958
2013-12-13 01:21:22 C 07 46 35.66 +14 03 58.2 – u 958
2013-12-13 01:29:22 C 07 46 34.61 +14 03 35.4 – u 958
2013-12-13 01:37:23 C 07 46 33.50 +14 03 11.7 – u 958
2013-12-13 01:52:14 C 07 46 31.08 +14 02 29.3 – t 595
2013-12-13 02:00:59 C 07 46 29.94 +14 02 03.6 – t 595
2013-12-13 03:09:57 C 07 46 20.80 +13 58 47.7 – q 204
2013-12-13 03:25:05 C 07 46 18.77 +13 58 04.7 – q 204
2013-12-13 03:39:48 C 07 46 16.81 +13 57 22.6 – q 204
2013-12-13 08:19:15 C 07 45 43.59 +13 44 22.3 – q G96
2013-12-13 08:30:44 C 07 45 42.04 +13 43 50.2 – q G96
2013-12-13 08:42:12 C 07 45 40.48 +13 43 18.2 – q G96
2013-12-13 08:53:40 C 07 45 38.94 +13 42 46.2 – q G96
2013-12-14 08:32:53 C 07 42 45.30 +12 38 12.2 – o 926
2013-12-14 08:42:39 C 07 42 44.04 +12 37 46.4 – o 926
2013-12-14 08:55:45 C 07 42 42.34 +12 37 11.6 – o 926
2013-12-23 06:50:30 C 07 20 39.31 +05 17 35.8 – u 807
2013-12-23 06:54:46 C 07 20 38.91 +05 17 28.9 – u 807
2013-12-23 06:59:39 C 07 20 38.44 +05 17 21.4 – u 807
2013-12-23 07:04:15 C 07 20 37.99 +05 17 14.6 – u 807
2013-12-23 07:08:54 C 07 20 37.56 +05 17 07.2 – u 807
2013-12-24 06:20:35 C 07 18 37.78 +04 42 41.9 – u 807
2013-12-24 06:25:27 C 07 18 37.32 +04 42 35.0 – u 807
2013-12-24 06:29:42 C 07 18 36.93 +04 42 28.9 – u 807
2013-12-24 06:34:17 C 07 18 36.51 +04 42 22.3 – u 807
2013-12-24 06:38:51 C 07 18 36.10 +04 42 15.7 – u 807
2014-01-01 04:09:15 C 07 04 41.05 +01 14 49.0 – u 807
2014-01-01 04:15:56 C 07 04 40.57 +01 14 43.6 – u 807
2014-01-01 04:22:55 C 07 04 40.10 +01 14 38.3 – u 807
2014-01-10 02:25:53 C 06 53 44.68 -00 41 49.2 – u 807
2014-01-10 02:35:19 C 06 53 44.30 -00 41 52.3 – u 807
2014-01-10 02:45:31 C 06 53 43.82 -00 41 56.0 – u 807