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
1998-10-12 02:38:10 C 23 21 06.79 +12 39 35.8 z 761
1998-10-12 04:19:24 C 23 21 14.08 +12 38 15.3 294
1998-10-12 04:27:41 C 23 21 14.60 +12 38 09.3 294
1998-10-12 04:54:02 C 23 21 16.64 +12 37 48.9 294
1998-10-12 07:00:52 C 23 21 27.01 +12 36 22.6 16.7 a 704
1998-10-12 07:15:51 C 23 21 28.10 +12 36 11.6 a 704
1998-10-12 07:30:57 C 23 21 29.28 +12 36 00.9 16.6 a 704
1998-10-12 07:45:59 C 23 21 30.36 +12 35 50.2 16.6 a 704
1998-10-12 08:01:00 C 23 21 31.62 +12 35 38.3 17.2 a 704
1998-10-13 04:51:34 C 23 23 16.97 +12 20 30.1 16.7 z 750
1998-10-13 05:25:41 C 23 23 19.61 +12 20 05.0 16.7 z 750
1998-10-13 19:54:21 C 23 24 34.53 +12 09 35.0 z 104
1998-10-13 19:59:19 C 23 24 34.92 +12 09 31.5 z 104
1998-10-13 20:01:59 C 23 24 35.13 +12 09 29.8 z 104
1998-10-13 20:04:39 C 23 24 35.34 +12 09 27.7 z 104
1998-10-13 20:20:47 C 23 24 36.29 +12 09 08.6 049
1998-10-13 20:25:26 C 23 24 36.69 +12 09 05.6 049
1998-10-13 20:28:49 C 23 24 36.94 +12 09 02.9 049
1998-10-14 18:52:51 C 23 26 34.04 +11 52 48.5 15.3 b 635
1998-10-14 19:01:40 C 23 26 34.91 +11 52 41.7 15.6 b 635
1998-10-15 02:47:04 C 23 27 14.43 +11 47 05.5 294
1998-10-15 03:21:18 C 23 27 17.15 +11 46 41.0 294
1998-10-15 18:01:03 C 23 28 35.94 +11 35 47.8 049
1998-10-15 18:04:37 C 23 28 36.22 +11 35 45.1 049
1998-10-15 18:19:05 C 23 28 37.47 +11 35 34.6 049
1998-10-15 18:39:49 C 23 28 39.58 +11 35 22.2 a 636
1998-10-15 19:01:30 C 23 28 41.51 +11 35 06.3 a 636
1998-10-15 19:08:49 C 23 28 42.01 +11 35 01.8 a 636
1998-10-15 20:35:26 C 23 28 49.21 +11 34 01.6 15.8 143
1998-10-15 20:41:04 C 23 28 49.67 +11 33 57.5 15.9 143
1998-10-15 20:46:42 C 23 28 50.12 +11 33 53.5 15.9 143
1998-10-16 05:16:44 C 23 29 35.86 +11 27 46.1 z 670
1998-10-16 05:44:14 C 23 29 38.06 +11 27 25.7 z 670
1998-10-16 06:11:30 C 23 29 40.32 +11 27 05.5 z 670
1998-10-16 17:42:09 C 23 30 43.59 +11 18 27.5 049
1998-10-16 17:46:06 C 23 30 43.94 +11 18 24.7 049
1998-10-16 17:48:42 C 23 30 44.15 +11 18 22.9 049
1998-10-16 18:40:14 C 23 30 49.08 +11 17 49.9 z 151
1998-10-16 18:54:06 C 23 30 50.28 +11 17 40.1 z 151
1998-10-16 19:03:11 C 23 30 50.85 +11 17 32.5 557
1998-10-16 20:35:51 C 23 30 58.67 +11 16 25.1 557
1998-10-16 22:31:17 C 23 31 08.43 +11 15 00.3 557
1998-10-17 00:35:21 C 23 31 19.11 +11 13 28.1 557
1998-10-17 02:39:52 C 23 31 31.80 +11 12 04.0 294
1998-10-17 03:45:42 C 23 31 37.26 +11 11 15.6 294
1998-10-17 17:39:16 C 23 32 55.45 +11 01 01.4 557
1998-10-17 18:25:38 C 23 32 59.50 +11 00 28.1 557
1998-10-17 18:35:59 C 23 33 00.49 +11 00 22.2 z 540
1998-10-17 18:37:29 C 23 33 00.59 +11 00 20.8 z 540
1998-10-17 18:39:04 C 23 33 00.73 +11 00 19.6 z 540