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
2025-09-20 22:04:58 C 01 24 11.957 +09 17 49.16 V M52
2025-09-20 22:51:17 C 01 24 12.218 +09 18 00.72 V M52
2025-09-23 05:00:10 B 01 24 44.724 +09 30 35.96 q X22
2025-09-23 05:04:39 B 01 24 44.712 +09 30 36.86 q X22
2025-09-23 05:09:10 B 01 24 44.702 +09 30 37.80 q X22
2025-09-24 04:00:13 B 01 24 54.768 +09 35 08.23 q X22
2025-09-24 04:04:34 B 01 24 54.749 +09 35 09.13 q X22
2025-09-24 04:08:55 B 01 24 54.732 +09 35 10.00 q X22
2025-09-28 04:36:03 C 01 25 07.373 +09 51 25.02 V W68
2025-09-28 04:39:57 C 01 25 07.332 +09 51 25.81 V W68
2025-09-28 04:44:30 C 01 25 07.253 +09 51 26.21 V W68
2025-09-28 04:53:39 C 01 25 07.152 +09 51 27.72 V W68
2025-09-29 03:13:24 C 01 25 03.271 +09 53 56.36 V R17
2025-09-29 03:32:51 C 01 25 03.029 +09 53 58.85 V R17
2025-09-29 03:53:09 C 01 25 02.774 +09 54 01.12 V R17
2025-09-29 04:13:34 C 01 25 02.527 +09 54 03.74 V R17
2025-09-29 10:28:08 C 01 25 03.365 +09 55 00.37 V T05
2025-09-29 10:31:23 C 01 25 03.334 +09 55 00.70 V T05
2025-09-29 10:35:57 C 01 25 03.283 +09 55 01.38 V T05
2025-09-29 11:17:18 C 01 25 02.647 +09 55 07.00 V T05
2025-09-30 01:32:13 C 01 24 59.832 +09 56 51.83 V R17
2025-09-30 01:51:46 C 01 24 59.537 +09 56 54.38 V R17
2025-09-30 02:11:26 C 01 24 59.242 +09 56 56.87 V R17
2025-09-30 02:31:48 C 01 24 58.956 +09 56 59.46 V R17
2025-09-30 15:36:21 C 01 24 56.61 +09 58 32.6 V D29
2025-09-30 15:56:43 C 01 24 56.32 +09 58 35.3 V D29
2025-09-30 16:17:05 C 01 24 56.00 +09 58 37.8 V D29
2025-09-30 18:11:46 C 01 24 54.370 +09 59 29.26 V P07
2025-09-30 18:43:45 C 01 24 53.856 +09 59 32.60 V P07
2025-09-30 19:04:51 C 01 24 53.546 +09 59 34.94 V P07
2025-09-30 19:45:06 C 01 24 52.978 +09 59 39.01 V P07
2025-10-01 08:49:52 C 01 24 51.835 +10 00 40.71 X F52
2025-10-01 09:23:09 C 01 24 51.313 +10 00 44.95 X F52
2025-10-01 09:39:46 C 01 24 51.045 +10 00 47.04 X F52
2025-10-01 16:48:07 C 01 24 47.674 +10 02 04.70 V P07
2025-10-01 17:22:52 C 01 24 47.066 +10 02 08.48 V P07
2025-10-01 17:41:28 C 01 24 46.718 +10 02 10.79 V P07
2025-10-01 18:17:02 C 01 24 46.123 +10 02 14.10 V P07
2025-10-01 18:18:29 C 01 24 46.094 +10 02 14.24 V P07
2025-10-01 19:40:39 C 01 24 44.722 +10 02 21.73 V P07
2025-10-02 08:59:33 C 01 24 42.396 +10 03 18.68 V T08
2025-10-02 09:12:09 C 01 24 42.163 +10 03 20.45 V T08
2025-10-02 09:16:52 C 01 24 42.084 +10 03 21.13 V T08
2025-10-02 10:03:26 C 01 24 41.239 +10 03 26.46 V T08
2025-10-03 02:46:39 C 01 24 34.553 +10 05 38.76 V W68
2025-10-03 02:51:18 C 01 24 34.469 +10 05 39.37 V W68
2025-10-03 03:26:52 C 01 24 33.878 +10 05 43.12 V W68
2025-10-03 03:40:37 C 01 24 33.665 +10 05 44.77 V W68
2025-10-04 08:44:51 C 01 24 19.049 +10 07 48.94 V T05
2025-10-04 08:47:30 C 01 24 19.025 +10 07 49.73 V T05