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
2018-05-19 07:14:38 C 13 03 18.001 +54 20 35.71 U F51
2019-07-08 06:13:00 C 18 42 49.99 +13 55 47.7 U I41
2019-07-08 06:15:45 C 18 42 49.83 +13 55 46.2 U I41
2019-07-08 06:43:36 C 18 42 48.24 +13 55 31.6 U I41
2019-07-08 06:46:27 C 18 42 48.06 +13 55 30.0 U I41
2019-07-08 07:59:56 C 18 42 43.81 +13 54 51.6 U I41
2021-02-15 10:23:43 C 15 18 35.49 +37 06 06.3 V G96
2021-02-15 10:30:26 C 15 18 35.71 +37 06 12.6 V G96
2021-02-15 10:37:09 C 15 18 35.94 +37 06 18.7 V G96
2021-02-15 10:43:52 C 15 18 36.19 +37 06 24.6 V G96
2021-03-26 14:44:53 C 15 23 09.729 +50 11 40.98 U F52
2021-03-26 14:54:06 C 15 23 09.408 +50 11 47.36 U F52
2021-03-26 15:03:21 C 15 23 09.089 +50 11 53.55 U F52
2021-03-30 14:30:39 C 15 19 47.366 +51 11 28.10 U F52
2021-03-30 14:41:52 C 15 19 46.889 +51 11 34.79 U F52
2021-03-30 14:53:03 C 15 19 46.439 +51 11 41.23 U F52
2021-04-02 14:35:54 C 15 16 48.219 +51 52 10.46 U F52
2021-04-02 14:45:11 C 15 16 47.749 +51 52 15.30 U F52
2021-04-02 14:54:28 C 15 16 47.374 +51 52 20.32 U F52
2021-04-08 12:27:20 C 15 09 54.813 +53 00 26.77 U F52
2021-04-08 12:46:51 C 15 09 53.741 +53 00 34.67 U F52
2021-04-08 13:06:17 C 15 09 52.660 +53 00 43.12 U F52
2021-04-08 13:25:41 C 15 09 51.610 +53 00 51.30 U F52
2021-04-11 08:25:24 C 15 06 11.67 +53 27 08.9 V G96
2021-04-11 08:32:58 C 15 06 11.24 +53 27 11.8 V G96
2021-04-11 08:40:31 C 15 06 10.78 +53 27 14.4 V G96
2021-04-11 08:48:04 C 15 06 10.34 +53 27 17.2 V G96
2021-04-21 08:30:09 C 14 51 33.99 +54 28 07.3 V G96
2021-04-21 08:37:46 C 14 51 33.46 +54 28 08.6 V G96
2021-04-21 08:45:23 C 14 51 33.00 +54 28 09.7 V G96
2021-04-21 08:53:04 C 14 51 32.53 +54 28 10.7 V G96
2021-04-30 07:13:53 C 14 37 46.23 +54 37 39.0 V G96
2021-04-30 07:26:03 C 14 37 45.44 +54 37 38.9 V G96
2021-04-30 07:38:12 C 14 37 44.56 +54 37 38.2 V G96
2021-04-30 07:50:23 C 14 37 43.90 +54 37 37.2 V G96
2021-05-13 05:56:05 C 14 19 30.82 +53 40 58.1 V G96
2021-05-13 06:03:41 C 14 19 30.44 +53 40 55.7 V G96
2021-05-13 06:15:05 C 14 19 29.85 +53 40 52.4 V G96
2021-05-13 06:22:42 C 14 19 29.40 +53 40 50.0 V G96
2021-05-19 09:55:03 C 14 12 22.271 +52 48 25.54 U F51
2021-05-19 10:11:47 C 14 12 21.507 +52 48 18.84 U F51
2021-05-19 10:28:29 C 14 12 20.732 +52 48 11.93 U F51
2021-05-19 10:45:13 C 14 12 19.977 +52 48 05.28 U F51
2021-06-01 11:10:42 C 14 01 36.056 +50 15 24.27 U F51
2021-06-01 11:27:25 C 14 01 35.656 +50 15 14.30 U F51
2021-06-01 11:44:09 C 14 01 35.219 +50 15 05.30 U F51
2021-06-01 12:00:56 C 14 01 34.793 +50 14 55.56 U F51
2021-06-02 11:34:16 C 14 01 01.098 +50 01 33.25 U F51
2021-06-02 11:51:56 C 14 01 00.630 +50 01 23.24 U F51
2021-06-02 12:09:34 C 14 01 00.267 +50 01 13.06 U F51