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
1998-08-19 20:47:30 C 22 35 14.63 +15 48 29.1 557
1998-08-19 21:39:28 C 22 35 15.31 +15 49 00.0 z 596
1998-08-19 21:46:45 C 22 35 15.39 +15 49 02.8 z 596
1998-08-19 21:57:19 C 22 35 15.46 +15 49 07.2 z 596
1998-08-19 22:05:30 C 22 35 15.59 +15 49 09.6 b 611
1998-08-19 22:10:59 C 22 35 15.66 +15 49 12.1 b 611
1998-08-19 22:24:29 C 22 35 15.88 +15 49 19.1 b 611
1998-08-19 23:06:36 C 22 35 16.14 +15 49 40.2 557
1998-08-19 23:09:56 C 22 35 16.17 +15 49 41.9 557
1998-08-19 23:13:18 C 22 35 16.20 +15 49 43.7 557
1998-08-19 23:16:37 C 22 35 16.22 +15 49 45.3 557
1998-08-19 23:45:41 C 22 35 16.53 +15 50 00.3 046
1998-08-19 23:47:12 C 22 35 16.54 +15 50 01.1 046
1998-08-19 23:48:59 C 22 35 16.56 +15 50 01.9 046
1998-08-19 23:51:12 C 22 35 16.58 +15 50 03.0 046
1998-08-20 09:11:06 C 22 35 24.84 +15 54 42.1 z 659
1998-08-20 09:17:53 C 22 35 24.86 +15 54 45.1 z 659
1998-08-20 09:49:38 C 22 35 25.18 +15 55 01.2 z 659
1998-08-20 09:55:28 C 22 35 25.23 +15 55 04.1 z 659
1998-08-20 22:03:46 C 22 35 36.98 +16 01 05.9 16.2 z 959
1998-08-21 00:09:20 C 22 35 37.81 +16 02 00.5 557
1998-08-21 00:19:23 C 22 35 37.87 +16 02 05.6 557
1998-08-21 09:42:50 C 22 35 46.01 +16 06 35.6 z 659
1998-08-21 09:49:00 C 22 35 46.05 +16 06 38.6 z 659
1998-08-22 00:02:25 C 22 35 58.49 +16 13 21.2 17.0 143
1998-08-22 00:08:02 C 22 35 58.58 +16 13 23.0 16.6 143
1998-08-22 00:13:41 C 22 35 58.65 +16 13 25.8 16.8 143
1998-08-23 08:37:53 C 22 36 26.07 +16 28 02.6 658
1998-08-23 08:45:42 C 22 36 26.13 +16 28 05.9 658
1998-08-23 08:54:16 C 22 36 26.21 +16 28 09.8 658
1998-08-23 14:28:03 C 22 36 31.29 +16 31 06.3 426
1998-08-23 14:47:23 C 22 36 31.43 +16 31 15.0 426
1998-08-23 15:05:23 C 22 36 31.58 +16 31 22.8 426
1998-08-24 07:14:14 C 22 36 45.09 +16 37 49.5 17.8 a 704
1998-08-24 07:16:30 C 22 36 45.42 +16 37 50.7 z 670
1998-08-24 07:37:53 C 22 36 45.22 +16 37 59.7 a 704
1998-08-24 07:38:15 C 22 36 45.59 +16 38 00.4 z 670
1998-08-24 07:58:15 C 22 36 45.71 +16 38 08.1 z 670
1998-08-24 08:01:29 C 22 36 45.45 +16 38 10.0 a 704
1998-08-24 08:25:08 C 22 36 45.64 +16 38 19.8 a 704
1998-08-24 08:48:51 C 22 36 45.83 +16 38 29.0 a 704
1998-08-25 22:00:55 C 22 37 17.72 +16 53 20.7 16.4 z 959
1998-08-25 22:10:25 C 22 37 17.80 +16 53 24.7 16.2 z 959
1998-08-25 22:19:56 C 22 37 17.93 +16 53 28.1 16.1 z 959
1998-08-25 23:34:25 C 22 37 18.20 +16 53 56.2 118
1998-08-25 23:44:50 C 22 37 18.29 +16 53 59.9 118
1998-08-26 00:53:38 C 22 37 19.15 +16 54 29.8 16.7 b 635
1998-08-26 02:10:06 C 22 37 19.83 +16 54 58.6 16.6 b 635
1998-08-26 09:25:18 C 22 37 26.13 +16 57 40.1 658
1998-08-26 09:33:32 C 22 37 26.22 +16 57 43.0 658