8507 (1991 CB1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5947797394 ± 1.74e-08
Semi-major axis (a)1.6873346431 AU ± 1.37e-09
Inclination (i)14.60088631° ± 2.63e-06
Long. of Asc. Node (Ω)317.36128812° ± 1.25e-05
Arg. of Perihelion (ω)345.84290119° ± 1.30e-05
Mean Anomaly (M)189.18650153° ± 3.15e-06
Mean Motion (n)0.4496871125°/day ± 5.47e-10
Perihelion dist (q)0.68374218 AU ± 2.94e-08
Aphelion dist (Q)2.69092710 AU ± 2.95e-08
Orbital Period2.19180460 yr ± 2.67e-09
Physical Parameters
H (abs. magnitude)17.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.331″
Uncertainty0
Orbit TypeApollo
MOID0.221029 AU
Observations Used772
Oppositions19
Arc Total1991-2026
First Observation Used1991-02-15
Last Observation Used2026-03-23
Observations (807)
Date Type RA Dec Mag Band Observatory
2024-02-14 11:37:17 C 10 17 20.055 +04 22 06.27 X F51
2024-02-14 11:56:29 C 10 17 18.705 +04 22 08.57 X F51
2024-03-02 05:40:26 C 09 47 53.725 +05 24 19.30 V G96
2024-03-02 05:48:27 C 09 47 53.099 +05 24 20.95 V G96
2024-03-02 05:56:27 C 09 47 52.534 +05 24 21.85 V G96
2024-03-02 06:04:29 C 09 47 51.882 +05 24 23.94 V G96
2024-04-01 05:53:29 C 09 05 57.278 +07 09 45.09 X F52
2024-04-01 06:11:36 C 09 05 56.612 +07 09 46.66 X F52
2024-04-01 06:13:28 C 09 05 56.541 +07 09 46.71 X F52
2024-04-01 06:29:47 C 09 05 55.942 +07 09 48.28 X F52
2024-04-01 06:31:39 C 09 05 55.867 +07 09 48.24 X F52
2024-04-01 06:48:01 C 09 05 55.269 +07 09 49.74 X F52
2024-04-01 06:49:53 C 09 05 55.217 +07 09 49.98 X F52
2024-04-05 07:25:25 C 09 02 53.843 +07 17 13.75 X F51
2024-04-05 07:41:56 C 09 02 53.370 +07 17 14.62 X F51
2024-04-05 07:58:25 C 09 02 52.892 +07 17 15.75 X F51
2024-05-04 04:04:14 C 09 00 42.800 +07 05 43.94 V G96
2024-05-04 04:11:40 C 09 00 42.930 +07 05 43.55 V G96
2024-05-04 04:19:05 C 09 00 43.070 +07 05 43.12 V G96
2024-05-04 04:26:32 C 09 00 43.178 +07 05 42.25 V G96
2024-11-19 06:03:38 C 20 44 57.593 +10 26 19.57 V T05
2024-11-19 06:08:53 C 20 44 59.045 +10 26 28.28 V T05
2024-11-19 06:18:05 C 20 45 01.625 +10 26 44.59 V T05
2024-11-19 06:32:46 C 20 45 05.717 +10 27 08.68 V T05
2024-11-20 04:48:20 C 20 51 21.763 +11 04 45.01 V T08
2024-11-20 04:53:45 C 20 51 23.244 +11 04 53.72 V T08
2024-11-20 05:03:38 C 20 51 25.963 +11 05 09.78 V T08
2024-11-20 05:20:18 C 20 51 30.578 +11 05 37.64 V T08
2024-11-21 06:40:41 C 20 58 33.048 +11 47 06.68 V T08
2024-11-21 06:44:47 C 20 58 34.190 +11 47 13.24 V T08
2024-11-21 06:53:31 C 20 58 36.564 +11 47 27.31 V T08
2024-11-21 07:14:27 C 20 58 42.281 +11 48 00.50 V T08
2024-11-22 05:08:53 C 21 04 43.812 +12 22 46.56 V T05
2024-11-22 05:14:06 C 21 04 45.192 +12 22 54.05 V T05
2024-11-22 05:24:35 C 21 04 48.034 +12 23 10.68 V T05
2024-11-22 05:38:59 C 21 04 51.893 +12 23 33.29 V T05
2024-11-23 01:25:05 C 21 10 14.426 +12 53 57.52 V G96
2024-11-23 01:33:11 C 21 10 16.597 +12 54 09.83 V G96
2024-11-23 01:41:18 C 21 10 18.754 +12 54 22.10 V G96
2024-11-23 01:49:25 C 21 10 20.906 +12 54 34.13 V G96
2024-11-24 05:43:12 C 21 17 49.370 +13 36 07.81 V T08
2024-11-24 06:06:31 C 21 17 55.524 +13 36 41.62 V T08
2024-11-24 06:10:35 C 21 17 56.570 +13 36 47.27 V T08
2024-11-24 06:34:08 C 21 18 02.753 +13 37 21.68 V T08
2024-11-26 04:58:29 C 21 30 13.454 +14 42 36.43 V T05
2024-11-26 05:05:06 C 21 30 15.161 +14 42 45.40 V T05
2024-11-26 05:13:40 C 21 30 17.350 +14 42 57.10 V T05
2024-11-26 05:28:05 C 21 30 21.022 +14 43 16.86 V T05
2024-11-27 06:16:39 C 21 36 42.900 +15 16 13.98 V T05
2024-11-27 06:21:13 C 21 36 44.050 +15 16 19.81 V T05