163373 (2002 PZ39)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5463007404 ± 5.36e-09
Semi-major axis (a)1.4690738121 AU ± 5.16e-09
Inclination (i)1.66694383° ± 1.93e-06
Long. of Asc. Node (Ω)328.72030568° ± 1.28e-05
Arg. of Perihelion (ω)260.20095297° ± 1.29e-05
Mean Anomaly (M)57.44559627° ± 5.94e-06
Mean Motion (n)0.5535372485°/day ± 2.92e-09
Perihelion dist (q)0.66651770 AU ± 8.21e-09
Aphelion dist (Q)2.27162992 AU ± 1.12e-08
Orbital Period1.78059613 yr ± 9.39e-09
Physical Parameters
H (abs. magnitude)19.03
G (slope)0.15
Alternative Designations

1995 UQ53

Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.318″
Uncertainty0
Orbit TypeApollo
MOID0.002611 AU
Observations Used1115
Radar Obs Used3
Oppositions11
Arc Total1995-2024
First Observation Used1995-10-23
Last Observation Used2024-12-05
Observations (1183)
Date Type RA Dec Mag Band Observatory
2020-02-06 12:06:15 C 07 55 35.25 +25 43 44.4 q E89
2020-02-06 12:08:27 C 07 55 34.19 +25 43 47.7 q E89
2020-02-06 12:10:34 C 07 55 33.13 +25 43 50.8 q E89
2020-02-06 19:46:00 C 07 51 59.22 +25 53 08.0 V K38
2020-02-06 19:51:38 C 07 51 56.32 +25 53 17.1 V K38
2020-02-06 19:58:17 C 07 51 52.89 +25 53 27.8 V K38
2020-02-06 20:04:56 C 07 51 49.47 +25 53 38.3 V K38
2020-02-06 20:11:34 C 07 51 46.04 +25 53 49.0 V K38
2020-02-06 20:18:11 C 07 51 42.61 +25 53 59.6 V K38
2020-02-06 20:24:50 C 07 51 39.17 +25 54 10.2 V K38
2020-02-06 20:29:57 C 07 51 36.42 +25 54 22.4 V 160
2020-02-06 20:33:08 C 07 51 34.75 +25 54 27.2 V 160
2020-02-06 20:36:04 C 07 51 33.21 +25 54 31.5 V 160
2020-02-06 21:04:24 C 07 51 18.60 +25 55 07.1 V L40
2020-02-06 21:15:06 C 07 51 13.03 +25 55 23.8 V L40
2020-02-07 17:37:11 C 07 40 10.20 +26 27 12.9 V C23
2020-02-07 17:41:48 C 07 40 07.42 +26 27 21.1 V C23
2020-02-07 17:47:36 C 07 40 03.94 +26 27 31.3 V C23
2020-02-07 19:58:14 C 07 38 43.71 +26 31 17.3 V C23
2020-02-07 20:03:27 C 07 38 40.48 +26 31 26.0 V C23
2020-02-07 20:08:38 C 07 38 37.21 +26 31 35.0 V C23
2020-02-09 16:05:56 C 07 06 05.07 +27 44 06.9 V C40
2020-02-09 16:07:03 C 07 06 04.03 +27 44 08.9 V C40
2020-02-09 16:14:28 C 07 05 57.18 +27 44 21.7 V C40
2020-02-09 16:17:19 C 07 05 54.54 +27 44 26.6 V C40
2020-02-09 16:19:37 C 07 05 52.42 +27 44 30.5 V C40
2020-02-09 16:20:45 C 07 05 51.37 +27 44 32.5 V C40
2020-02-09 17:06:57 C 07 05 08.31 +27 45 51.1 V C40
2020-02-09 17:17:45 C 07 04 58.15 +27 46 09.2 V C40
2020-02-09 17:18:21 C 07 04 57.60 +27 46 10.2 V C40
2020-02-09 17:54:17 C 07 04 23.65 +27 47 09.9 V C40
2020-02-09 18:04:34 C 07 04 13.89 +27 47 26.7 V C40
2020-02-09 18:10:16 C 07 04 08.47 +27 47 36.0 V C40
2020-02-09 18:10:52 C 07 04 07.91 +27 47 37.0 V C40
2020-02-09 19:51:47 C 07 02 37.05 +27 50 28.0 q Z40
2020-02-09 19:53:07 C 07 02 35.77 +27 50 30.1 q Z40
2020-02-09 19:54:27 C 07 02 34.48 +27 50 32.5 q Z40
2020-02-09 19:55:48 C 07 02 33.18 +27 50 34.6 q Z40
2020-02-09 19:57:07 C 07 02 31.92 +27 50 37.0 q Z40
2020-02-09 19:58:27 C 07 02 30.63 +27 50 39.1 q Z40
2020-02-09 21:40:00 C 07 00 51.29 +27 53 23.7 q Z57
2020-02-09 21:40:30 C 07 00 50.78 +27 53 24.5 q Z57
2020-02-09 21:40:58 C 07 00 50.32 +27 53 25.3 q Z57
2020-02-09 21:41:29 C 07 00 49.83 +27 53 26.0 q Z57
2020-02-09 21:41:57 C 07 00 49.35 +27 53 26.7 q Z57
2020-02-09 21:42:27 C 07 00 48.86 +27 53 27.5 q Z57
2020-02-09 21:42:57 C 07 00 48.37 +27 53 28.4 q Z57
2020-02-09 21:43:26 C 07 00 47.88 +27 53 29.1 q Z57
2020-02-09 21:43:56 C 07 00 47.40 +27 53 29.9 q Z57
2020-02-09 21:44:26 C 07 00 46.91 +27 53 30.7 q Z57
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-02-10 01:33:00 188753.1169 0.025 Hz 2380 -1 -1
2020-02-10 01:48:00 60840555.06 5 us 2380 -1 -1
2020-02-12 00:11:00 150131.5344 0.025 Hz 2380 -1 -1
2020-02-12 01:08:00 48686528.84 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)