2013 XY21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5291889236 ± 7.35e-08
Semi-major axis (a)2.6745838735 AU ± 3.17e-08
Inclination (i)25.18672434° ± 7.30e-06
Long. of Asc. Node (Ω)10.54177619° ± 1.52e-05
Arg. of Perihelion (ω)122.06479536° ± 2.58e-05
Mean Anomaly (M)242.55702538° ± 2.20e-05
Mean Motion (n)0.2253346317°/day ± 4.01e-09
Perihelion dist (q)1.25922371 AU ± 1.97e-07
Aphelion dist (Q)4.08994403 AU ± 2.03e-07
Orbital Period4.37405594 yr ± 7.78e-08
Physical Parameters
H (abs. magnitude)18.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.260″
Uncertainty0
Orbit TypeAmor
MOID0.399003 AU
Observations Used90
Oppositions8
Arc Total2013-2023
First Observation Used2013-11-26
Last Observation Used2023-04-16
Observations (94)
Date Type RA Dec Mag Band Observatory
2014-03-24 03:15:00 C 07 57 33.21 +51 26 48.9 u H21
2014-03-24 03:22:59 C 07 57 34.54 +51 26 30.7 u H21
2014-03-26 02:37:20 C 08 05 20.05 +49 38 42.4 u H21
2014-03-26 02:40:22 C 08 05 20.56 +49 38 35.4 u H21
2014-03-26 02:43:47 C 08 05 21.08 +49 38 27.6 u H21
2014-03-26 02:46:21 C 08 05 21.47 +49 38 21.7 u H21
2014-03-26 02:50:02 C 08 05 22.02 +49 38 13.6 u H21
2014-03-27 08:47:23 C 08 10 04.609 +48 29 17.35 V F51
2014-04-12 06:48:09 C 09 00 11.428 +33 52 58.37 V F51
2014-04-12 07:43:32 C 09 00 17.393 +33 50 55.21 V F51
2014-04-19 02:29:37 C 09 17 42.10 +28 03 26.0 u H21
2014-04-19 02:40:19 C 09 17 43.20 +28 03 03.8 u H21
2014-05-31 06:37:04 C 10 45 03.687 +01 46 17.53 V F51
2014-05-31 07:03:15 C 10 45 05.625 +01 45 47.98 V F51
2014-06-20 06:33:25 C 11 21 48.068 -06 15 00.64 V F51
2014-06-20 06:41:01 C 11 21 48.631 -06 15 07.37 V F51
2014-06-20 06:48:37 C 11 21 49.224 -06 15 13.54 V F51
2014-06-24 06:30:41 C 11 29 02.671 -07 38 39.49 V F51
2014-06-24 06:36:23 C 11 29 03.074 -07 38 44.52 V F51
2014-06-24 06:42:07 C 11 29 03.527 -07 38 49.64 V F51
2017-09-18 10:59:47 C 00 43 51.162 -00 03 18.95 V F51
2017-09-25 10:20:13 C 00 35 40.330 -00 10 23.84 V F51
2017-09-25 10:38:25 C 00 35 39.340 -00 10 24.49 V F51
2017-09-25 10:56:43 C 00 35 38.412 -00 10 25.78 V F51
2017-09-25 11:15:00 C 00 35 37.421 -00 10 26.44 V F51
2017-09-26 09:24:51 C 00 34 29.382 -00 11 23.46 V F51
2017-09-26 09:41:50 C 00 34 28.451 -00 11 24.43 V F51
2017-09-26 09:58:51 C 00 34 27.563 -00 11 25.17 V F51
2017-09-26 10:15:46 C 00 34 26.667 -00 11 25.76 V F51
2017-10-22 09:01:38 C 00 01 45.854 -00 23 22.22 V F51
2017-10-22 09:22:56 C 00 01 44.823 -00 23 21.34 V F51
2017-10-22 09:44:03 C 00 01 43.764 -00 23 20.92 V F51
2017-10-22 10:05:09 C 00 01 42.706 -00 23 21.02 V F51
2023-01-26 12:55:14 C 14 42 56.048 -04 21 18.36 V G96
2023-01-26 13:02:41 C 14 42 56.488 -04 21 27.14 V G96
2023-01-26 13:10:11 C 14 42 56.920 -04 21 35.28 V G96
2023-01-26 13:17:40 C 14 42 57.424 -04 21 42.66 V G96
2023-03-17 13:14:11 C 15 05 08.175 -27 28 48.90 U F52
2023-03-17 13:30:37 C 15 05 07.512 -27 29 06.96 U F52
2023-03-17 13:47:02 C 15 05 06.858 -27 29 25.07 U F52
2023-03-17 14:03:28 C 15 05 06.224 -27 29 42.87 U F52
2023-04-16 10:14:20 C 14 14 28.088 -37 25 41.89 U F52
2023-04-16 10:29:02 C 14 14 26.694 -37 25 48.81 U F52
2023-04-16 10:58:18 C 14 14 23.889 -37 26 02.49 U F52