31345 (1998 PG)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3914227292 ± 1.56e-08
Semi-major axis (a)2.0150914778 AU ± 6.09e-10
Inclination (i)6.50416036° ± 1.78e-06
Long. of Asc. Node (Ω)222.68283084° ± 1.46e-05
Arg. of Perihelion (ω)156.19339559° ± 1.56e-05
Mean Anomaly (M)168.69415338° ± 3.69e-06
Mean Motion (n)0.3445641795°/day ± 1.56e-10
Perihelion dist (q)1.22633887 AU ± 3.14e-08
Aphelion dist (Q)2.80384408 AU ± 3.14e-08
Orbital Period2.86050130 yr ± 1.30e-09
Physical Parameters
H (abs. magnitude)17.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.462″
Uncertainty0
Orbit TypeAmor
MOID0.232233 AU
Observations Used1555
Gaia Obs Used10
Oppositions25
Arc Total1978-2025
First Observation Used1978-10-07
Last Observation Used2025-03-24
Observations (1792)
Date Type RA Dec Mag Band Observatory
1978-10-07 08:55:00 01 41 38.46 +25 52 30.4 675
1978-10-07 09:15:00 01 41 39.99 +25 52 14.8 675
1978-11-02 06:09:59 02 20 13.60 +16 08 12.2 675
1978-11-02 06:29:00 02 20 14.32 +16 07 51.5 675
1998-08-03 08:07:28 C 22 27 37.92 +11 45 01.3 a 699
1998-08-03 08:28:56 C 22 27 38.35 +11 45 15.9 a 699
1998-08-03 08:49:20 C 22 27 38.76 +11 45 30.0 a 699
1998-08-03 23:20:00 C 22 27 59.95 +11 55 28.8 b 611
1998-08-03 23:25:29 C 22 28 00.07 +11 55 32.7 b 611
1998-08-03 23:31:30 C 22 28 00.20 +11 55 37.1 b 611
1998-08-04 01:06:53 C 22 28 02.63 +11 56 49.2 16.7 954
1998-08-04 01:55:06 C 22 28 03.55 +11 57 22.7 16.7 954
1998-08-04 07:38:07 C 22 28 11.87 +12 01 11.8 658
1998-08-04 07:44:48 C 22 28 11.99 +12 01 16.3 658
1998-08-04 07:50:24 C 22 28 12.10 +12 01 20.2 658
1998-08-04 08:12:18 C 22 28 12.46 +12 01 39.3 a 699
1998-08-04 08:33:44 C 22 28 12.83 +12 01 54.1 a 699
1998-08-04 08:55:10 C 22 28 13.28 +12 02 09.3 a 699
1998-08-04 17:44:45 C 22 28 25.35 +12 08 12.7 360
1998-08-04 17:49:44 C 22 28 25.45 +12 08 16.2 360
1998-08-04 17:53:45 C 22 28 25.52 +12 08 18.9 360
1998-08-04 23:33:16 C 22 28 34.63 +12 12 12.3 954
1998-08-04 23:57:25 C 22 28 35.10 +12 12 29.0 954
1998-08-05 00:00:44 C 22 28 35.17 +12 12 31.3 954
1998-08-05 01:32:57 C 22 28 36.88 +12 13 35.0 954
1998-08-05 17:52:15 C 22 28 58.60 +12 24 38.5 360
1998-08-05 17:57:14 C 22 28 58.69 +12 24 41.7 360
1998-08-05 18:05:30 C 22 28 58.84 +12 24 47.1 360
1998-08-05 20:19:58 C 22 29 03.05 +12 26 12.3 046
1998-08-05 20:21:33 C 22 29 03.11 +12 26 12.8 046
1998-08-05 20:23:19 C 22 29 03.13 +12 26 14.6 046
1998-08-05 20:26:40 C 22 29 03.21 +12 26 17.1 046
1998-08-05 20:30:07 C 22 29 03.30 +12 26 19.7 046
1998-08-05 20:50:01 C 22 29 03.69 +12 26 32.7 557
1998-08-05 20:54:42 C 22 29 03.73 +12 26 36.0 557
1998-08-05 20:59:22 C 22 29 03.86 +12 26 39.0 557
1998-08-05 23:28:50 C 22 29 06.84 +12 28 21.4 b 611
1998-08-05 23:33:39 C 22 29 06.99 +12 28 24.9 b 611
1998-08-06 05:51:16 C 22 29 16.08 +12 32 41.3 673
1998-08-06 22:00:56 C 22 29 37.08 +12 43 29.0 118
1998-08-06 22:13:47 C 22 29 37.34 +12 43 37.8 118
1998-08-06 22:18:45 C 22 29 37.44 +12 43 41.0 118
1998-08-06 23:26:27 C 22 29 38.69 +12 44 26.3 046
1998-08-06 23:29:16 C 22 29 38.75 +12 44 28.2 046
1998-08-06 23:32:21 C 22 29 38.82 +12 44 30.2 046
1998-08-06 23:36:50 C 22 29 38.90 +12 44 33.8 046
1998-08-07 22:56:06 C 22 30 09.21 +13 00 00.9 046
1998-08-07 23:01:45 C 22 30 09.32 +13 00 04.1 046
1998-08-07 23:07:42 C 22 30 09.43 +13 00 08.6 046
1998-08-10 20:01:08 C 22 31 34.04 +13 44 31.7 557