31346 (1998 PB1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4295369353 ± 1.38e-08
Semi-major axis (a)2.0317058364 AU ± 3.90e-10
Inclination (i)5.96560714° ± 1.46e-06
Long. of Asc. Node (Ω)299.67971278° ± 1.18e-05
Arg. of Perihelion (ω)350.65365124° ± 1.18e-05
Mean Anomaly (M)164.42707883° ± 1.87e-06
Mean Motion (n)0.3403463002°/day ± 9.80e-11
Perihelion dist (q)1.15901314 AU ± 2.79e-08
Aphelion dist (Q)2.90439853 AU ± 2.80e-08
Orbital Period2.89595122 yr ± 8.34e-10
Physical Parameters
H (abs. magnitude)17.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.305″
Uncertainty0
Orbit TypeAmor
MOID0.141931 AU
Observations Used1028
Oppositions18
Arc Total1998-2026
First Observation Used1998-07-14
Last Observation Used2026-01-08
Observations (1111)
Date Type RA Dec Mag Band Observatory
2018-03-20 06:12:23 C 10 40 11.95 -00 45 29.3 U G96
2018-03-20 06:27:48 C 10 40 11.12 -00 45 25.2 U 703
2018-03-24 22:39:25 C 10 34 11.41 -00 15 16.5 19.4 q J43
2018-03-24 22:52:03 C 10 34 10.72 -00 15 12.7 20.0 q J43
2018-03-24 23:04:48 C 10 34 10.07 -00 15 09.1 20.0 q J43
2018-03-24 23:17:26 C 10 34 09.41 -00 15 05.8 19.1 q J43
2018-04-11 05:18:05 C 10 17 11.66 +01 26 11.5 U 703
2018-04-11 05:25:31 C 10 17 11.41 +01 26 11.5 U 703
2018-04-11 05:32:57 C 10 17 11.19 +01 26 14.1 U 703
2018-04-11 05:40:23 C 10 17 10.97 +01 26 14.1 U 703
2018-04-14 04:28:52 C 10 15 20.58 +01 40 04.8 U G96
2018-04-14 04:36:12 C 10 15 20.41 +01 40 06.0 U G96
2018-04-14 04:43:33 C 10 15 20.23 +01 40 07.4 U G96
2018-04-14 04:50:56 C 10 15 20.04 +01 40 08.7 U G96
2018-04-14 05:10:13 C 10 15 19.55 +01 40 12.8 U 703
2018-04-14 05:18:16 C 10 15 19.36 +01 40 14.6 U 703
2018-04-14 05:26:21 C 10 15 19.15 +01 40 15.4 U 703
2018-04-14 05:34:25 C 10 15 18.86 +01 40 17.4 U 703
2018-05-12 04:37:23 C 10 15 14.18 +02 32 05.5 U G96
2018-05-12 04:45:39 C 10 15 14.36 +02 32 05.3 U G96
2018-05-12 04:53:55 C 10 15 14.53 +02 32 05.0 U G96
2018-05-12 05:02:11 C 10 15 14.71 +02 32 04.5 U G96
2018-05-17 04:02:51 C 10 18 17.07 +02 25 15.6 U G96
2018-05-17 04:10:22 C 10 18 17.30 +02 25 15.7 U G96
2018-05-17 04:17:54 C 10 18 17.47 +02 25 14.9 U G96
2018-05-17 04:25:26 C 10 18 17.73 +02 25 14.3 U G96
2019-12-08 13:46:25 C 06 58 47.758 +26 37 27.73 U F52
2019-12-08 14:03:45 C 06 58 46.932 +26 37 28.25 U F52
2019-12-08 14:20:51 C 06 58 46.142 +26 37 28.68 U F52
2019-12-08 14:37:59 C 06 58 45.344 +26 37 29.37 U F52
2020-12-23 14:22:40 C 12 04 34.042 -04 54 08.80 U F51
2020-12-23 14:37:46 C 12 04 34.634 -04 54 14.66 U F51
2020-12-23 14:52:52 C 12 04 35.234 -04 54 20.87 U F51
2020-12-23 15:07:56 C 12 04 35.838 -04 54 26.66 U F51
2021-01-13 11:23:29 C 12 22 09.29 -08 02 02.9 V G96
2021-01-13 11:30:57 C 12 22 09.52 -08 02 05.6 V G96
2021-01-13 11:38:26 C 12 22 09.72 -08 02 09.2 V G96
2021-01-13 11:45:53 C 12 22 09.91 -08 02 11.5 V G96
2021-01-17 14:39:16 C 12 24 46.324 -08 36 23.84 U F52
2021-01-17 14:54:05 C 12 24 46.680 -08 36 29.09 U F52
2021-01-17 15:08:54 C 12 24 47.030 -08 36 34.04 U F52
2021-02-06 13:13:02 C 12 31 47.306 -11 01 30.23 U F52
2021-02-06 13:30:40 C 12 31 47.361 -11 01 34.85 U F52
2021-02-06 13:48:17 C 12 31 47.372 -11 01 39.44 U F52
2021-02-06 14:05:57 C 12 31 47.412 -11 01 44.07 U F52
2021-02-09 09:34:16 C 12 31 52.72 -11 18 38.3 V G96
2021-02-09 09:41:37 C 12 31 52.70 -11 18 40.3 V G96
2021-02-09 09:48:59 C 12 31 52.69 -11 18 42.2 V G96
2021-02-09 09:56:21 C 12 31 52.68 -11 18 44.0 V G96
2021-02-11 12:57:37 C 12 31 46.175 -11 30 43.95 U F51