101873 (1999 NC5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3931497744 ± 3.73e-09
Semi-major axis (a)2.0293571213 AU ± 3.43e-09
Inclination (i)45.78984331° ± 5.66e-07
Long. of Asc. Node (Ω)128.77397658° ± 6.22e-07
Arg. of Perihelion (ω)295.27040132° ± 1.00e-06
Mean Anomaly (M)315.94051555° ± 3.89e-06
Mean Motion (n)0.3409373305°/day ± 8.65e-10
Perihelion dist (q)1.23151583 AU ± 7.85e-09
Aphelion dist (Q)2.82719842 AU ± 8.96e-09
Orbital Period2.89093096 yr ± 7.33e-09
Physical Parameters
H (abs. magnitude)16.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.016″
Uncertainty0
Orbit TypeAmor
MOID0.437761 AU
Observations Used577
Gaia Obs Used56
Oppositions22
Arc Total1983-2016
First Observation Used1983-01-16
Last Observation Used2025-08-03
Observations (606)
Date Type RA Dec Mag Band Observatory
2012-02-23 13:26:18 C 10 02 41.20 +50 51 42.1 o C94
2012-02-23 14:28:15 C 10 02 36.82 +50 52 57.6 o C94
2012-02-24 08:07:01 C 10 01 23.16 +51 13 40.4 r 703
2012-02-24 08:16:41 C 10 01 22.40 +51 13 51.4 r 703
2012-02-24 08:26:15 C 10 01 21.75 +51 14 02.2 r 703
2012-02-24 08:35:51 C 10 01 21.00 +51 14 13.3 r 703
2012-02-25 00:48:49 C 10 00 14.56 +51 32 27.1 c A24
2012-02-25 00:49:52 C 10 00 14.49 +51 32 28.2 c A24
2012-02-25 00:50:55 C 10 00 14.41 +51 32 29.3 c A24
2012-02-25 00:51:57 C 10 00 14.34 +51 32 30.4 c A24
2012-02-25 01:43:01 C 10 00 10.72 +51 33 26.2 c A24
2012-02-25 01:45:06 C 10 00 10.60 +51 33 28.2 c A24
2012-02-25 01:46:08 C 10 00 10.49 +51 33 29.5 c A24
2012-02-26 22:26:34 C 09 57 12.10 +52 20 15.6 c A24
2012-02-26 22:28:39 C 09 57 11.93 +52 20 17.4 c A24
2012-02-26 22:56:11 C 09 57 10.03 +52 20 44.9 c A24
2012-02-26 23:24:13 C 09 57 08.11 +52 21 12.9 c A24
2012-02-26 23:51:45 C 09 57 06.16 +52 21 39.7 c A24
2012-02-26 23:53:50 C 09 57 06.11 +52 21 42.0 c A24
2012-02-28 06:28:36 C 09 55 07.99 +52 50 50.6 18.3 c 704
2012-02-28 06:45:50 C 09 55 06.84 +52 51 06.2 18.4 c 704
2012-02-28 07:03:19 C 09 55 05.65 +52 51 21.9 18.5 c 704
2012-02-28 07:20:31 C 09 55 04.37 +52 51 37.3 18.7 c 704
2012-02-28 07:37:36 C 09 55 03.31 +52 51 53.2 18.6 c 704
2012-02-29 19:44:04 C 09 52 49.08 +53 23 18.4 u A78
2012-02-29 19:50:38 C 09 52 48.67 +53 23 23.9 u A78
2012-02-29 19:57:13 C 09 52 48.27 +53 23 29.5 u A78
2012-03-01 05:00:29 C 09 52 14.93 +53 30 58.2 u H45
2012-03-01 05:02:35 C 09 52 14.85 +53 30 59.4 u H45
2012-03-01 05:04:41 C 09 52 14.63 +53 31 01.4 u H45
2012-03-01 05:07:46 C 09 52 14.46 +53 31 04.0 u H45
2012-03-01 05:10:06 C 09 52 14.34 +53 31 05.7 u H45
2012-03-07 21:33:07 C 09 43 39.89 +55 15 20.4 u C73
2012-03-07 21:40:12 C 09 43 39.57 +55 15 24.3 u C73
2012-03-07 21:47:17 C 09 43 39.30 +55 15 27.7 u C73
2012-03-13 23:01:20 C 09 38 03.40 +56 12 06.0 c A24
2012-03-13 23:03:25 C 09 38 03.40 +56 12 06.2 c A24
2012-03-13 23:24:54 C 09 38 02.66 +56 12 12.1 c A24
2012-03-13 23:46:54 C 09 38 01.93 +56 12 18.3 c A24
2012-03-14 00:08:23 C 09 38 01.21 +56 12 24.5 c A24
2012-03-14 00:10:28 C 09 38 01.15 +56 12 24.5 c A24
2012-03-14 22:38:34 C 09 37 21.51 +56 18 31.2 c A24
2012-03-14 22:39:36 C 09 37 21.43 +56 18 31.5 c A24
2012-03-14 22:40:38 C 09 37 21.41 +56 18 31.2 c A24
2012-03-14 23:47:18 C 09 37 19.33 +56 18 47.1 c A24
2012-03-14 23:48:21 C 09 37 19.27 +56 18 47.8 c A24
2012-03-14 23:49:24 C 09 37 19.29 +56 18 48.0 c A24
2012-03-14 23:50:25 C 09 37 19.15 +56 18 48.4 c A24
2013-06-11 07:48:57 C 18 05 31.47 +27 16 00.1 u H21
2013-06-11 07:58:31 C 18 05 30.98 +27 15 59.0 u H21