859524 (2013 PD21)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5596553721 ± 1.14e-08
Semi-major axis (a)1.9523214542 AU ± 2.93e-09
Inclination (i)34.96838627° ± 8.55e-06
Long. of Asc. Node (Ω)135.67810081° ± 3.55e-06
Arg. of Perihelion (ω)289.49150848° ± 5.20e-06
Mean Anomaly (M)137.88917483° ± 3.74e-06
Mean Motion (n)0.3613144129°/day ± 8.13e-10
Perihelion dist (q)0.85969426 AU ± 2.24e-08
Aphelion dist (Q)3.04494864 AU ± 2.28e-08
Orbital Period2.72789086 yr ± 6.14e-09
Physical Parameters
H (abs. magnitude)19.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.237″
Uncertainty0
Orbit TypeApollo
MOID0.113279 AU
Observations Used179
Oppositions8
Arc Total2013-2025
First Observation Used2013-08-08
Last Observation Used2025-02-27
Observations (183)
Date Type RA Dec Mag Band Observatory
2014-02-02 03:48:54 C 11 01 06.73 +13 17 33.0 c J04
2014-02-02 04:05:33 C 11 01 05.29 +13 19 57.6 c J04
2014-02-02 04:22:14 C 11 01 03.86 +13 22 22.2 c J04
2014-02-02 04:38:53 C 11 01 02.42 +13 24 46.9 c J04
2014-02-06 07:59:19 C 10 53 43.29 +25 54 22.4 q 703
2014-02-06 08:06:31 C 10 53 42.68 +25 55 08.4 q 703
2014-02-06 08:13:42 C 10 53 42.07 +25 55 54.6 q 703
2014-02-06 08:20:53 C 10 53 41.43 +25 56 40.9 q 703
2014-02-07 21:30:06 C 10 50 57.96 +29 40 12.3 q C77
2014-02-07 21:32:44 C 10 50 57.77 +29 40 27.8 q C77
2014-02-07 21:35:28 C 10 50 57.54 +29 40 43.0 q C77
2014-02-07 21:38:11 C 10 50 57.31 +29 40 58.5 q C77
2014-02-07 21:40:55 C 10 50 57.10 +29 41 14.3 q C77
2014-02-12 22:31:01 C 10 42 13.69 +38 54 00.2 c A53
2014-02-12 22:41:32 C 10 42 12.84 +38 54 39.1 c A53
2014-02-12 22:52:20 C 10 42 12.04 +38 55 18.6 c A53
2014-02-23 09:27:04 C 10 26 31.73 +48 48 48.7 q H45
2014-02-23 09:30:45 C 10 26 31.55 +48 48 53.2 q H45
2014-02-23 09:32:53 C 10 26 31.41 +48 48 55.8 q H45
2014-02-23 09:34:28 C 10 26 31.31 +48 48 58.3 q H45
2014-02-23 09:36:01 C 10 26 31.22 +48 49 00.6 q H45
2014-02-23 09:37:28 C 10 26 31.13 +48 49 02.3 q H45
2014-02-25 02:38:41 C 10 24 25.38 +49 42 53.6 t 204
2014-02-25 02:53:26 C 10 24 24.58 +49 43 10.8 t 204
2014-02-25 03:08:00 C 10 24 23.82 +49 43 28.1 t 204
2014-03-07 03:11:46 C 10 15 25.74 +52 42 55.0 u H21
2014-03-07 03:20:21 C 10 15 25.47 +52 42 58.6 u H21
2014-03-07 03:30:16 C 10 15 25.18 +52 43 02.4 u H21
2014-03-10 02:48:00 C 10 13 52.73 +53 04 48.1 u H21
2014-03-10 03:02:27 C 10 13 52.41 +53 04 52.0 u H21
2014-03-10 03:16:45 C 10 13 52.11 +53 04 55.9 u H21
2015-06-17 13:10:00 C 17 05 20.111 +21 28 12.12 t 568
2015-06-17 13:25:21 C 17 05 19.348 +21 28 09.50 t 568
2015-06-18 11:32:40 C 17 04 14.262 +21 24 14.91 t 568
2015-06-18 11:49:15 C 17 04 13.423 +21 24 11.76 t 568
2015-06-18 12:03:55 C 17 04 12.682 +21 24 09.06 t 568
2020-04-22 07:45:06 C 16 12 40.79 +30 24 50.0 u H21
2020-04-22 08:02:20 C 16 12 40.03 +30 24 56.9 u H21
2020-04-22 08:19:52 C 16 12 39.30 +30 25 03.5 u H21
2020-04-27 07:24:59 C 16 07 18.64 +31 08 04.6 u H21
2020-04-27 07:51:32 C 16 07 17.30 +31 08 13.3 u H21
2020-04-27 08:07:59 C 16 07 16.49 +31 08 18.7 u H21
2020-04-27 08:14:24 C 16 07 16.19 +31 08 20.9 u H21
2022-03-25 04:02:29 C 04 18 28.54 +13 13 40.9 V I52
2022-03-25 04:10:13 C 04 18 30.12 +13 13 56.5 V I52
2022-03-25 04:17:57 C 04 18 31.82 +13 14 12.0 V I52
2022-03-31 02:54:37 C 04 47 54.539 +17 49 32.16 V V00
2022-03-31 03:04:15 C 04 47 56.497 +17 49 49.48 V V00
2022-03-31 03:13:53 C 04 47 58.470 +17 50 07.19 V V00
2022-03-31 03:23:30 C 04 48 00.439 +17 50 24.04 V V00