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
2007-01-25 03:23:44 C 10 49 28.91 +35 39 07.7 16.6 r 084
2007-01-25 03:28:56 C 10 49 28.57 +35 39 02.2 16.7 r 084
2007-01-26 21:59:44 C 10 46 39.20 +34 49 22.8 c A24
2007-01-26 23:05:04 C 10 46 34.20 +34 48 04.4 c A24
2007-01-27 01:15:46 C 10 46 24.33 +34 45 28.9 c A24
2007-01-27 01:17:15 C 10 46 24.20 +34 45 27.1 c A24
2007-01-27 02:07:28 C 10 46 20.31 +34 44 25.7 c A24
2007-01-27 02:08:57 C 10 46 20.21 +34 44 23.8 c A24
2007-01-28 02:02:36 C 10 44 35.14 +34 14 34.4 c A24
2007-01-28 02:04:04 C 10 44 35.03 +34 14 32.7 c A24
2007-01-28 10:57:10 C 10 43 53.69 +34 03 09.6 r H45
2007-01-28 10:58:58 C 10 43 53.55 +34 03 07.3 r H45
2007-01-28 11:01:00 C 10 43 53.39 +34 03 04.6 r H45
2007-01-28 20:47:03 C 10 43 10.36 +33 50 11.5 c A24
2007-01-28 21:03:16 C 10 43 09.06 +33 49 50.7 c A24
2007-01-28 21:12:06 C 10 43 08.34 +33 49 39.5 c A24
2007-01-28 21:20:56 C 10 43 07.63 +33 49 28.4 c A24
2007-01-28 21:37:09 C 10 43 06.31 +33 49 07.7 c A24
2007-01-28 21:38:37 C 10 43 06.24 +33 49 05.5 c A24
2007-01-29 23:02:39 C 10 41 03.54 +33 14 54.5 c A24
2007-01-29 23:04:07 C 10 41 03.40 +33 14 52.5 c A24
2007-01-29 23:20:20 C 10 41 01.99 +33 14 30.6 c A24
2007-01-29 23:37:31 C 10 41 00.48 +33 14 07.1 c A24
2007-01-29 23:54:13 C 10 40 59.01 +33 13 44.4 c A24
2007-01-29 23:55:41 C 10 40 58.90 +33 13 42.7 c A24
2007-01-31 03:38:39 C 10 38 37.06 +32 34 26.4 16.0 r 084
2007-01-31 03:41:49 C 10 38 36.77 +32 34 21.7 16.3 r 084
2007-01-31 23:03:05 C 10 36 55.77 +32 05 59.4 16.8 r 084
2007-02-02 00:50:07 C 10 34 34.43 +31 26 42.2 15.9 r 084
2007-02-02 00:53:16 C 10 34 34.15 +31 26 37.4 16.1 r 084
2007-02-05 09:35:41 C 10 26 39.67 +29 13 02.4 r H45
2007-02-05 09:36:39 C 10 26 39.55 +29 13 00.8 r H45
2007-02-05 09:38:08 C 10 26 39.40 +29 12 58.1 r H45
2007-02-05 09:39:13 C 10 26 39.27 +29 12 56.2 r H45
2007-02-05 09:43:46 C 10 26 38.78 +29 12 48.0 r H45
2007-02-08 00:55:49 C 10 19 58.23 +27 16 21.9 15.8 r 084
2007-02-08 00:58:58 C 10 19 57.84 +27 16 16.0 15.9 r 084
2007-02-09 03:19:52 C 10 17 04.09 +26 24 47.9 15.3 r 084
2007-02-09 06:43:39 C 10 16 43.17 +26 18 17.3 r 703
2007-02-09 06:52:56 C 10 16 42.09 +26 17 59.2 r 703
2007-02-09 07:11:36 C 10 16 39.90 +26 17 22.4 r 703
2007-02-09 07:37:04 C 10 16 36.87 +26 16 31.8 r 703
2007-02-09 07:38:20 C 10 16 36.73 +26 16 29.0 r 703
2007-02-09 07:39:36 C 10 16 36.58 +26 16 26.3 r 703
2007-02-09 07:40:50 C 10 16 36.40 +26 16 23.8 r 703
2007-02-10 00:54:24 C 10 14 40.38 +25 41 28.8 15.4 r 084
2007-02-10 00:57:33 C 10 14 40.02 +25 41 22.6 15.3 r 084
2007-02-10 03:39:06 C 10 14 21.43 +25 35 49.6 15.1 r 084
2007-02-11 03:04:23 C 10 11 42.95 +24 47 23.3 15.4 r 084
2007-02-11 03:07:32 C 10 11 42.58 +24 47 16.0 15.4 r 084