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
2006-02-25 03:38:15 C 04 21 40.28 -00 35 44.1 r 703
2006-03-04 03:43:12 C 04 39 59.86 +05 58 45.1 r 703
2006-03-04 03:53:30 C 04 40 00.94 +05 59 08.5 r 703
2006-03-04 04:02:25 C 04 40 01.88 +05 59 27.8 r 703
2006-03-19 03:40:45 C 05 19 38.41 +17 26 53.6 19.5 c 704
2006-03-19 03:58:27 C 05 19 40.32 +17 27 21.2 19.0 c 704
2006-03-19 04:17:12 C 05 19 42.45 +17 27 52.3 19.2 c 704
2006-03-19 04:34:05 C 05 19 44.26 +17 28 18.5 19.3 c 704
2006-03-21 02:40:34 C 05 24 51.93 +18 41 07.6 19.2 c 704
2006-03-21 02:56:38 C 05 24 53.81 +18 41 31.9 19.7 c 704
2006-03-21 03:12:42 C 05 24 55.56 +18 41 56.9 19.4 c 704
2006-03-21 03:28:47 C 05 24 57.29 +18 42 21.1 19.6 c 704
2006-03-21 03:44:53 C 05 24 59.07 +18 42 45.6 20.1 c 704
2007-05-23 06:16:30 C 17 21 35.75 +36 33 22.1 21.4 o H55
2007-05-23 06:27:50 C 17 21 35.21 +36 33 23.3 21.4 o H55
2008-08-08 15:25:56 C 02 31 23.98 -38 36 02.2 r E17
2008-08-08 15:31:15 C 02 31 24.69 -38 36 09.1 r E17
2008-08-08 15:36:33 C 02 31 25.41 -38 36 17.3 r E17
2008-08-12 18:28:55 C 02 47 33.72 -41 09 35.9 r E12
2008-08-12 18:45:08 C 02 47 36.34 -41 10 00.6 r E12
2008-08-12 19:01:24 C 02 47 39.01 -41 10 25.3 r E12
2008-08-12 19:17:25 C 02 47 41.67 -41 10 50.4 r E12
2008-10-19 15:58:52 C 07 18 35.38 -62 18 24.0 r E12
2008-10-19 16:13:34 C 07 18 36.79 -62 18 26.6 r E12
2008-10-19 16:28:24 C 07 18 38.23 -62 18 28.1 r E12
2008-10-19 16:43:14 C 07 18 39.67 -62 18 30.4 r E12
2008-12-17 13:01:39 C 07 35 38.36 -55 25 44.1 r E12
2008-12-17 13:24:59 C 07 35 36.70 -55 25 18.4 r E12
2008-12-17 13:35:18 C 07 35 35.98 -55 25 06.4 r E12
2008-12-17 13:43:52 C 07 35 35.41 -55 24 57.0 r E12
2009-01-24 04:45:59 C 06 33 21.79 -12 25 23.5 c 808
2009-01-25 02:44:00 C 06 32 30.12 -10 48 23.6 c 808
2009-01-25 02:51:30 C 06 32 29.80 -10 47 50.2 c 808
2009-01-25 03:00:30 C 06 32 29.41 -10 47 09.6 c 808
2009-01-27 03:06:29 C 06 30 46.23 -07 15 33.0 c 808
2009-01-29 21:29:52 C 06 28 49.43 -02 29 04.7 r B67
2009-01-29 21:36:37 C 06 28 49.23 -02 28 36.3 r B67
2009-01-29 21:43:17 C 06 28 49.06 -02 28 08.0 r B67
2009-01-30 21:32:36 C 06 28 14.40 -00 47 37.9 w 160
2009-01-30 21:39:12 C 06 28 14.26 -00 47 10.0 w 160
2009-01-30 21:42:31 C 06 28 14.16 -00 46 56.4 w 160
2009-01-30 21:45:50 C 06 28 14.07 -00 46 42.3 w 160
2009-01-31 19:02:05 C 06 27 46.73 +00 41 38.3 16.4 r 084
2009-01-31 19:04:17 C 06 27 46.71 +00 41 46.9 16.5 r 084
2009-02-03 19:16:02 C 06 26 35.70 +05 30 33.7 16.1 r 084
2009-02-03 21:57:32 C 06 26 33.33 +05 40 56.7 16.7 r 084
2009-02-15 18:44:17 C 06 27 25.37 +21 06 45.3 r 106
2009-02-15 18:57:07 C 06 27 25.58 +21 07 19.2 r 106
2009-02-15 19:09:58 C 06 27 25.77 +21 07 53.7 r 106
2009-02-15 19:22:45 C 06 27 25.95 +21 08 27.2 r 106