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
2024-08-27 08:51:35 C 02 21 39.391 -49 55 03.18 V W68
2024-08-27 09:31:15 C 02 21 53.366 -49 57 17.14 V W68
2024-08-27 09:48:26 C 02 21 59.402 -49 58 14.20 V W68
2024-08-27 09:56:09 C 02 22 02.206 -49 58 41.66 V W68
2024-08-30 22:59:50 C 02 55 42.355 -54 27 42.34 V M22
2024-08-30 23:02:26 C 02 55 43.346 -54 27 50.29 V M22
2024-08-30 23:38:56 C 02 55 58.860 -54 29 38.22 V M22
2024-08-31 00:04:50 C 02 56 09.840 -54 30 55.12 V M22
2025-01-07 14:22:52 C 13 13 58.823 +00 08 26.93 X F51
2025-01-07 14:38:38 C 13 13 59.965 +00 08 56.06 X F51
2025-01-07 14:54:23 C 13 14 01.111 +00 09 25.33 X F51
2025-01-24 12:13:57 C 13 38 23.050 +13 25 13.69 V G96
2025-01-24 12:21:23 C 13 38 23.316 +13 25 29.32 V G96
2025-01-24 12:28:49 C 13 38 23.622 +13 25 44.72 V G96
2025-01-24 12:36:16 C 13 38 23.935 +13 25 59.66 V G96
2025-01-25 14:13:25 C 13 39 28.595 +14 18 42.44 X F51
2025-01-25 14:29:08 C 13 39 29.183 +14 19 14.93 X F51
2025-01-25 14:45:02 C 13 39 29.773 +14 19 47.76 X F51
2025-01-26 12:59:51 C 13 40 22.285 +15 05 37.54 V G96
2025-01-26 13:07:15 C 13 40 22.552 +15 05 52.76 V G96
2025-01-26 13:14:39 C 13 40 22.811 +15 06 07.63 V G96
2025-01-26 13:22:02 C 13 40 23.056 +15 06 22.50 V G96
2025-02-05 10:50:09 C 13 46 38.384 +23 16 43.82 V G96
2025-02-05 10:57:36 C 13 46 38.453 +23 16 59.45 V G96
2025-02-05 11:05:02 C 13 46 38.528 +23 17 14.46 V G96
2025-02-05 11:12:28 C 13 46 38.604 +23 17 30.01 V G96
2025-02-09 10:11:00 C 13 47 26.045 +26 29 22.09 V G96
2025-02-09 10:18:29 C 13 47 26.041 +26 29 38.11 V G96
2025-02-09 10:25:58 C 13 47 26.041 +26 29 52.40 V G96
2025-02-09 10:33:27 C 13 47 26.041 +26 30 07.38 V G96
2025-02-27 13:00:40 C 13 37 40.133 +39 20 21.11 X F52
2025-02-27 13:17:28 C 13 37 39.276 +39 20 46.11 X F52
2025-02-27 13:34:20 C 13 37 38.416 +39 21 10.92 X F52