31221 (1998 BP26)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2569976914 ± 2.85e-08
Semi-major axis (a)1.7232698844 AU ± 1.25e-09
Inclination (i)20.21787331° ± 2.90e-06
Long. of Asc. Node (Ω)331.00578191° ± 3.34e-06
Arg. of Perihelion (ω)186.78961271° ± 6.50e-06
Mean Anomaly (M)99.22913393° ± 5.63e-06
Mean Motion (n)0.4356947517°/day ± 4.75e-10
Perihelion dist (q)1.28039350 AU ± 4.91e-08
Aphelion dist (Q)2.16614627 AU ± 4.92e-08
Orbital Period2.26219453 yr ± 2.47e-09
Physical Parameters
H (abs. magnitude)17.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.348″
Uncertainty0
Orbit TypeAmor
MOID0.292311 AU
Observations Used1148
Gaia Obs Used43
Oppositions10
Arc Total1998-2025
First Observation Used1998-01-29
Last Observation Used2025-04-26
Observations (1208)
Date Type RA Dec Mag Band Observatory
2016-03-22 03:01:49 C 07 28 51.69 +15 04 25.3 q H45
2016-03-22 03:04:02 C 07 28 51.84 +15 04 22.0 q H45
2016-03-23 02:11:43 C 07 30 29.10 +14 27 50.5 o W55
2016-03-23 02:24:13 C 07 30 29.95 +14 27 30.8 o W55
2016-03-23 02:35:23 C 07 30 30.71 +14 27 13.7 o W55
2016-03-26 20:49:02 C 07 37 02.49 +12 09 37.1 q 160
2016-03-26 20:52:01 C 07 37 02.69 +12 09 32.2 q 160
2016-03-26 20:55:00 C 07 37 02.89 +12 09 27.7 q 160
2016-03-29 07:52:35 C 07 41 28.40 +10 43 38.5 L T05
2016-03-29 08:11:42 C 07 41 29.75 +10 43 09.7 L T05
2016-03-29 08:20:17 C 07 41 30.44 +10 42 57.6 L T05
2016-03-29 08:51:09 C 07 41 32.57 +10 42 14.0 L T05
2016-03-31 11:58:55 C 07 45 29.33 +09 30 09.3 q D29
2016-03-31 12:24:19 C 07 45 31.21 +09 29 34.0 q D29
2016-03-31 12:49:43 C 07 45 33.09 +09 28 58.9 q D29
2016-04-02 07:41:24 C 07 48 54.79 +08 30 20.3 L T05
2016-04-02 08:14:17 C 07 48 57.28 +08 29 36.6 L T05
2016-04-02 08:47:02 C 07 48 59.80 +08 28 51.8 L T05
2016-04-02 09:19:37 C 07 49 02.28 +08 28 06.9 L T05
2016-04-02 16:03:28 S 07 49 35.15 +08 19 06.5 L C51
2016-04-02 19:12:20 S 07 49 50.16 +08 14 53.3 L C51
2016-04-02 22:21:01 S 07 50 05.20 +08 10 40.6 L C51
2016-04-03 01:29:42 S 07 50 20.13 +08 06 27.3 L C51
2016-04-03 04:38:23 S 07 50 35.22 +08 02 16.2 L C51
2016-04-03 07:47:04 S 07 50 50.25 +07 58 04.2 L C51
2016-04-03 07:47:15 S 07 50 50.31 +07 58 03.5 L C51
2016-04-03 10:55:56 S 07 51 05.40 +07 53 52.4 L C51
2016-04-03 12:30:11 S 07 51 12.89 +07 51 46.8 L C51
2016-04-03 14:04:37 S 07 51 20.49 +07 49 42.3 L C51
2016-04-03 15:38:52 S 07 51 28.04 +07 47 36.5 L C51
2016-04-03 15:39:04 S 07 51 28.07 +07 47 37.0 L C51
2016-04-03 17:13:18 S 07 51 35.62 +07 45 31.9 L C51
2016-04-03 18:47:45 S 07 51 43.15 +07 43 26.2 L C51
2016-04-03 20:21:59 S 07 51 50.72 +07 41 21.9 L C51
2016-04-03 21:56:26 S 07 51 58.28 +07 39 17.5 L C51
2016-04-03 23:30:52 S 07 52 05.854 +07 37 11.96 L C51
2016-04-04 01:05:07 S 07 52 13.454 +07 35 07.66 L C51
2016-04-04 02:39:33 S 07 52 21.06 +07 33 03.5 L C51
2016-04-04 04:13:47 S 07 52 28.62 +07 30 59.7 L C51
2016-04-04 10:31:21 S 07 52 59.04 +07 22 43.5 L C51
2016-04-04 13:40:02 S 07 53 14.31 +07 18 36.0 L C51
2016-04-04 16:48:44 S 07 53 29.52 +07 14 28.9 L C51
2016-04-04 19:57:25 S 07 53 44.79 +07 10 21.8 L C51
2016-04-04 23:06:16 S 07 54 00.10 +07 06 16.3 L C51
2016-04-06 20:26:32 C 07 57 41.87 +06 07 52.4 q 160
2016-04-06 20:29:29 C 07 57 42.11 +06 07 48.2 q 160
2016-04-06 20:32:26 C 07 57 42.34 +06 07 44.3 q 160
2016-04-10 20:36:19 C 08 05 44.40 +04 09 08.2 q 160
2016-04-10 20:39:21 C 08 05 44.66 +04 09 04.9 q 160
2016-04-10 20:42:22 C 08 05 44.91 +04 09 00.5 q 160