IAA RAS IAA Minor Planet Database

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
2020-02-12 01:55:43 C 05 56 17.59 +28 41 31.8 – – H78
2020-02-12 01:56:09 C 05 56 16.88 +28 41 32.0 – – H78
2020-02-12 01:56:59 C 05 56 15.49 +28 41 32.0 – – H78
2020-02-12 01:57:25 C 05 56 14.83 +28 41 32.0 – – H78
2020-02-12 01:57:50 C 05 56 14.17 +28 41 31.4 – – H78
2020-02-12 01:58:15 C 05 56 13.44 +28 41 31.2 – – H78
2020-02-12 02:00:22 C 05 56 10.05 +28 41 30.6 – – H78
2020-02-12 02:01:37 C 05 56 07.98 +28 41 30.2 – – H78
2020-02-12 02:02:03 C 05 56 07.25 +28 41 29.7 – – H78
2020-02-12 02:02:28 C 05 56 06.58 +28 41 29.6 – – H78
2020-02-12 02:02:54 C 05 56 05.94 +28 41 29.5 – – H78
2020-02-12 02:03:19 C 05 56 05.20 +28 41 29.7 – – H78
2020-02-12 02:03:44 C 05 56 04.54 +28 41 29.3 – – H78
2020-02-12 02:04:09 C 05 56 03.81 +28 41 29.0 – – H78
2020-02-12 02:04:35 C 05 56 03.16 +28 41 29.2 – – H78
2020-02-12 02:05:00 C 05 56 02.48 +28 41 29.0 – – H78
2020-02-12 02:05:51 C 05 56 01.11 +28 41 28.8 – – H78
2020-02-12 02:06:16 C 05 56 00.39 +28 41 28.7 – – H78
2020-02-12 02:06:41 C 05 55 59.75 +28 41 28.7 – – H78
2020-02-12 02:07:06 C 05 55 59.05 +28 41 28.8 – – H78
2020-02-12 02:07:32 C 05 55 58.35 +28 41 28.4 – – H78
2020-02-12 02:07:57 C 05 55 57.67 +28 41 28.0 – – H78
2020-02-12 02:10:04 C 05 55 54.23 +28 41 27.4 – – H78
2020-02-12 02:10:29 C 05 55 53.54 +28 41 27.3 – – H78
2020-02-12 02:10:54 C 05 55 52.83 +28 41 26.9 – – H78
2020-02-12 02:11:19 C 05 55 52.19 +28 41 27.2 – – H78
2020-02-12 02:11:45 C 05 55 51.51 +28 41 26.7 – – H78
2020-02-12 02:12:10 C 05 55 50.83 +28 41 26.6 – – H78
2020-02-12 02:12:35 C 05 55 50.09 +28 41 26.5 – – H78
2020-02-12 12:45:42 C 05 38 32.95 +28 32 20.9 – q O85
2020-02-12 12:46:46 C 05 38 31.00 +28 32 19.5 – q O85
2020-02-12 12:52:43 C 05 38 20.55 +28 32 12.8 – q O85
2020-02-12 13:00:03 C 05 38 07.46 +28 32 03.7 – q O85
2020-02-12 13:01:06 C 05 38 05.63 +28 32 03.3 – q O85
2020-02-12 18:13:39 C 05 28 59.99 +28 23 42.0 – V K85
2020-02-12 20:30:40 C 05 24 46.30 +28 19 37.0 – V K85
2020-02-13 02:34:22 C 05 13 30.56 +28 07 28.1 – q V26
2020-02-13 02:58:18 C 05 12 43.32 +28 06 25.5 – q V26
2020-02-13 03:43:11 C 05 11 14.37 +28 04 21.9 – q V26
2020-02-13 04:05:56 C 05 10 29.19 +28 03 16.5 – q V26
2020-02-13 07:12:08 C 05 04 19.10 +27 52 52.0 – V V16
2020-02-13 07:12:26 C 05 04 18.48 +27 52 51.4 – V V16
2020-02-13 07:12:45 C 05 04 17.85 +27 52 50.1 – V V16
2020-02-13 07:13:03 C 05 04 17.26 +27 52 48.8 – V V16
2020-02-13 07:13:22 C 05 04 16.59 +27 52 47.6 – V V16
2020-02-13 07:13:41 C 05 04 16.03 +27 52 46.2 – V V16
2020-02-13 07:14:00 C 05 04 15.47 +27 52 46.0 – V V16
2020-02-13 07:14:18 C 05 04 14.77 +27 52 44.2 – V V16
2020-02-13 15:51:40 C 04 47 03.41 +27 20 19.6 – V C40
2020-02-13 15:52:50 C 04 47 00.96 +27 20 14.7 – V C40
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)