261938 (2006 OB5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2185310738 ± 2.06e-08
Semi-major axis (a)1.5330413955 AU ± 2.81e-10
Inclination (i)0.71015164° ± 1.44e-06
Long. of Asc. Node (Ω)356.11316699° ± 5.02e-05
Arg. of Perihelion (ω)357.42355726° ± 5.05e-05
Mean Anomaly (M)37.11666536° ± 4.60e-06
Mean Motion (n)0.5192559160°/day ± 1.43e-10
Perihelion dist (q)1.19802421 AU ± 3.16e-08
Aphelion dist (Q)1.86805858 AU ± 3.16e-08
Orbital Period1.89815128 yr ± 5.23e-10
Physical Parameters
H (abs. magnitude)20.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.251″
Uncertainty0
Orbit TypeAmor
MOID0.190316 AU
Observations Used627
Oppositions11
Arc Total2002-2025
First Observation Used2002-05-07
Last Observation Used2025-12-17
Observations (708)
Date Type RA Dec Mag Band Observatory
2025-10-30 10:23:46 C 01 17 42.910 +10 25 14.48 V T05
2025-10-30 11:04:31 C 01 17 42.559 +10 25 16.25 V T05
2025-11-08 15:26:44 C 01 19 10.603 +10 38 33.11 V P07
2025-11-08 16:20:04 C 01 19 10.934 +10 38 37.68 V P07
2025-11-08 16:49:59 C 01 19 11.138 +10 38 40.20 V P07
2025-11-08 17:14:12 C 01 19 11.328 +10 38 41.03 V P07
2025-11-08 17:38:35 C 01 19 11.582 +10 38 42.68 V P07
2025-11-08 18:18:14 C 01 19 11.767 +10 38 45.10 V P07
2025-11-09 09:57:04 C 01 19 26.222 +10 39 50.87 V T08
2025-11-09 10:30:44 C 01 19 26.501 +10 39 54.61 V T08
2025-11-09 10:34:41 C 01 19 26.496 +10 39 54.40 V T08
2025-11-09 11:02:06 C 01 19 26.765 +10 39 57.13 V T08
2025-11-11 20:31:18 C 01 20 26.033 +10 46 00.88 V M22
2025-11-11 20:35:15 C 01 20 26.040 +10 46 01.81 V M22
2025-11-11 20:42:25 C 01 20 26.160 +10 46 02.32 V M22
2025-11-11 21:02:03 C 01 20 26.393 +10 46 04.12 V M22
2025-11-14 03:29:58 C 01 21 34.402 +10 51 47.77 V G96
2025-11-14 03:45:00 C 01 21 34.646 +10 51 49.90 V G96
2025-11-14 03:52:23 C 01 21 34.769 +10 51 50.80 V G96
2025-11-14 03:59:46 C 01 21 34.880 +10 51 51.95 V G96
2025-11-16 12:56:04 C 01 22 57.43 +10 59 16.9 V D29
2025-11-16 13:47:13 C 01 22 58.42 +10 59 24.3 V D29
2025-11-16 23:22:15 C 01 23 13.382 +11 00 46.76 V R17
2025-11-16 23:42:41 C 01 23 13.814 +11 00 49.54 V R17
2025-11-17 00:03:03 C 01 23 14.222 +11 00 52.42 V R17
2025-11-17 00:23:26 C 01 23 14.647 +11 00 55.22 V R17
2025-11-19 12:39:48 C 01 24 59.58 +11 09 58.9 V D29
2025-11-19 12:41:04 C 01 24 59.63 +11 09 59.2 V D29
2025-11-19 13:00:09 C 01 25 00.09 +11 10 02.2 V D29
2025-11-19 13:01:26 C 01 25 00.13 +11 10 02.5 V D29
2025-11-19 13:20:31 C 01 25 00.60 +11 10 05.4 V D29
2025-11-19 13:21:48 C 01 25 00.62 +11 10 05.7 V D29
2025-11-20 12:18:19 C 01 25 44.29 +11 13 50.2 V D29
2025-11-20 12:19:36 C 01 25 44.32 +11 13 50.5 V D29
2025-11-20 12:38:41 C 01 25 44.82 +11 13 53.6 V D29
2025-11-20 12:39:58 C 01 25 44.85 +11 13 53.9 V D29
2025-11-20 12:59:03 C 01 25 45.36 +11 13 57.1 V D29
2025-11-20 13:00:19 C 01 25 45.39 +11 13 57.4 V D29
2025-11-25 13:00:51 C 01 30 04.200 +11 36 23.90 V P07
2025-11-25 13:29:14 C 01 30 05.165 +11 36 29.27 V P07
2025-11-25 14:52:07 C 01 30 07.884 +11 36 46.04 V P07
2025-11-25 15:04:17 C 01 30 08.335 +11 36 48.82 V P07
2025-12-08 08:05:11 C 01 44 44.950 +12 49 20.99 X F52
2025-12-08 08:06:07 C 01 44 45.005 +12 49 21.34 X F52
2025-12-08 08:22:06 C 01 44 45.805 +12 49 25.51 X F52
2025-12-08 08:23:02 C 01 44 45.851 +12 49 25.89 X F52
2025-12-08 08:39:04 C 01 44 46.668 +12 49 30.01 X F52
2025-12-08 08:40:00 C 01 44 46.704 +12 49 30.26 X F52
2025-12-08 08:56:03 C 01 44 47.521 +12 49 34.54 X F52
2025-12-08 08:56:58 C 01 44 47.566 +12 49 34.63 X F52