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
2025-02-17 08:31:29 C 04 56 41.218 +43 29 48.23 V T05
2025-02-19 06:51:04 C 05 01 25.867 +42 27 59.00 V T08
2025-02-19 06:56:21 C 05 01 26.573 +42 27 49.43 V T08
2025-02-19 07:10:31 C 05 01 27.718 +42 27 32.98 V T08
2025-02-19 07:22:30 C 05 01 28.918 +42 27 16.52 V T08
2025-02-23 07:02:56 C 05 11 30.271 +40 20 01.97 V T08
2025-02-23 07:16:16 C 05 11 31.608 +40 19 44.18 V T08
2025-02-23 07:17:36 C 05 11 31.764 +40 19 42.42 V T08
2025-02-23 07:22:54 C 05 11 32.306 +40 19 35.40 V T08
2025-02-23 07:33:29 C 05 11 33.382 +40 19 21.11 V T08
2025-02-23 07:39:02 C 05 11 33.946 +40 19 13.48 V T05
2025-02-23 07:44:17 C 05 11 34.507 +40 19 06.06 V T05
2025-02-23 07:46:14 C 05 11 34.721 +40 19 03.86 V T05
2025-02-23 07:49:32 C 05 11 35.028 +40 18 59.44 V T08
2025-02-23 07:52:16 C 05 11 35.371 +40 18 55.98 V T05
2025-02-23 07:52:33 C 05 11 35.340 +40 18 55.62 V T08
2025-02-23 08:20:01 C 05 11 38.184 +40 18 18.61 V T05
2025-02-23 08:21:21 C 05 11 38.292 +40 18 16.52 V T05
2025-02-23 08:28:00 C 05 11 39.031 +40 18 07.16 V T05
2025-02-27 07:50:00 C 05 21 54.562 +38 12 11.02 V T08
2025-02-27 07:59:59 C 05 21 55.666 +38 11 57.23 V T08
2025-02-27 08:05:20 C 05 21 56.155 +38 11 50.50 V T08
2025-02-27 08:19:26 C 05 21 57.648 +38 11 30.98 V T08
2025-02-27 18:04:34 C 05 23 01.770 +37 58 41.46 W M01
2025-02-27 18:07:04 C 05 23 02.020 +37 58 38.36 W M01
2025-02-27 18:09:34 C 05 23 02.271 +37 58 35.26 W M01
2025-03-03 06:24:22 C 05 32 17.592 +36 08 21.26 V T05
2025-03-03 06:29:01 C 05 32 18.103 +36 08 15.29 V T05
2025-03-03 06:38:21 C 05 32 19.073 +36 08 02.72 V T05
2025-03-03 06:52:59 C 05 32 20.693 +36 07 43.75 V T05
2025-03-04 06:23:48 C 05 34 57.149 +35 37 07.86 V T05
2025-03-04 06:28:28 C 05 34 57.638 +35 37 01.74 V T05
2025-03-04 06:38:06 C 05 34 58.714 +35 36 49.14 V T05
2025-03-04 06:53:18 C 05 35 00.257 +35 36 29.45 V T05
2025-03-05 05:45:41 C 05 37 33.199 +35 06 48.49 V T08
2025-03-05 05:50:21 C 05 37 33.720 +35 06 42.84 V T08
2025-03-05 05:58:16 C 05 37 34.606 +35 06 32.15 V T08
2025-03-05 06:13:01 C 05 37 36.144 +35 06 12.53 V T08
2025-03-17 06:57:08 C 06 10 09.005 +28 58 19.24 V T08
2025-03-17 07:01:48 C 06 10 09.468 +28 58 14.12 V T08
2025-03-17 07:09:48 C 06 10 10.358 +28 58 02.68 V T08
2025-03-17 07:30:06 C 06 10 12.607 +28 57 37.94 V T08
2025-03-18 07:15:39 C 06 12 54.485 +28 27 58.50 V T08
2025-03-18 07:20:55 C 06 12 55.042 +28 27 52.09 V T08
2025-03-18 07:29:34 C 06 12 56.071 +28 27 41.58 V T08
2025-03-18 07:30:53 C 06 12 56.189 +28 27 39.74 V T08
2025-03-18 07:34:53 C 06 12 56.599 +28 27 34.24 V T08
2025-03-18 07:42:56 C 06 12 57.523 +28 27 24.41 V T08
2025-03-18 07:45:34 C 06 12 57.821 +28 27 20.70 V T08
2025-03-18 07:57:33 C 06 12 59.093 +28 27 05.44 V T08