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
2021-06-12 05:58:40 C 14 14 23.68 -15 05 45.8 V G96
2021-06-12 06:06:10 C 14 14 23.53 -15 05 44.4 V G96
2023-07-15 01:08:23 C 16 54 55.53 -24 54 01.7 u 807
2023-07-15 01:12:04 C 16 54 55.44 -24 54 02.4 u 807
2023-07-15 01:15:23 C 16 54 55.32 -24 54 01.5 u 807
2025-05-29 13:22:40 C 21 30 50.369 -16 12 48.45 X F52
2025-05-29 13:39:22 C 21 30 52.087 -16 12 40.69 X F52
2025-05-29 13:56:05 C 21 30 53.809 -16 12 32.87 X F52
2025-05-29 14:12:50 C 21 30 55.530 -16 12 24.90 X F52
2025-06-23 13:24:46 C 22 34 18.744 -10 47 03.23 X F51
2025-06-23 13:40:36 C 22 34 20.338 -10 46 53.75 X F51
2025-06-23 13:56:29 C 22 34 21.949 -10 46 44.46 X F51
2025-06-30 13:36:57 C 22 51 57.858 -09 04 15.79 X F52
2025-06-30 13:52:29 C 22 51 59.399 -09 04 06.16 X F52
2025-06-30 14:08:03 C 22 52 00.943 -09 03 56.47 X F52
2025-06-30 14:23:42 C 22 52 02.507 -09 03 46.70 X F52
2025-07-09 13:49:26 C 23 14 29.149 -06 46 27.79 X F51
2025-07-09 14:04:42 C 23 14 30.649 -06 46 17.94 X F51
2025-07-09 14:20:01 C 23 14 32.151 -06 46 07.87 X F51
2025-08-06 18:19:21 C 00 21 27.010 +00 40 53.04 V P07
2025-08-06 19:42:14 C 00 21 33.950 +00 41 46.25 V P07
2025-08-06 20:46:26 C 00 21 39.276 +00 42 27.72 V P07
2025-08-06 21:47:20 C 00 21 44.400 +00 43 06.53 V P07
2025-08-17 14:03:12 C 00 43 47.557 +03 22 13.39 X F51
2025-08-17 14:23:39 C 00 43 49.012 +03 22 25.50 X F51
2025-08-17 14:38:03 C 00 43 50.036 +03 22 33.97 X F51
2025-08-23 13:51:50 C 00 54 39.492 +04 44 20.69 V T08
2025-08-23 14:03:49 C 00 54 40.236 +04 44 27.24 V T08
2025-08-23 14:15:52 C 00 54 40.958 +04 44 33.90 V T08
2025-08-23 14:27:57 C 00 54 41.729 +04 44 40.45 V T08
2025-08-24 07:39:17 C 00 55 56.230 +04 53 53.70 V 703
2025-08-24 07:42:36 C 00 55 56.399 +04 53 56.29 V 703
2025-08-24 07:45:55 C 00 55 56.665 +04 53 57.41 V 703
2025-08-24 07:49:15 C 00 55 56.888 +04 53 58.49 V 703
2025-08-25 00:05:07 B 00 57 04.142 +05 02 39.08 X K19
2025-08-25 00:10:18 B 00 57 04.469 +05 02 41.78 X K19
2025-08-25 00:15:31 B 00 57 04.781 +05 02 44.52 X K19
2025-08-25 12:03:20 C 00 57 52.772 +05 09 14.45 X F52
2025-08-25 12:21:01 C 00 57 53.804 +05 09 23.88 X F52
2025-08-25 12:56:26 C 00 57 55.864 +05 09 42.75 X F52
2025-08-27 04:23:17 C 01 00 32.273 +05 30 17.10 V R17
2025-08-27 04:35:00 C 01 00 32.899 +05 30 23.04 V R17
2025-08-27 04:46:41 C 01 00 33.590 +05 30 29.23 V R17
2025-08-27 04:58:24 C 01 00 34.234 +05 30 35.03 V R17
2025-08-27 20:01:40 C 01 01 33.107 +05 38 12.55 W O18
2025-08-27 20:55:29 C 01 01 36.098 +05 38 40.02 W O18
2025-08-28 18:29:20 C 01 02 58.523 +05 49 33.95 W O18
2025-08-28 20:53:39 C 01 03 06.289 +05 50 46.56 W O18
2025-08-29 18:24:02 C 01 04 26.212 +06 01 26.66 W O18
2025-08-29 20:48:37 C 01 04 33.715 +06 02 37.98 W O18