101869 (1999 MM)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6107336517 ± 3.16e-08
Semi-major axis (a)1.6242011118 AU ± 1.97e-09
Inclination (i)4.76544416° ± 8.51e-06
Long. of Asc. Node (Ω)110.91986363° ± 2.50e-05
Arg. of Perihelion (ω)268.83811916° ± 2.48e-05
Mean Anomaly (M)243.17677701° ± 1.30e-05
Mean Motion (n)0.4761596288°/day ± 8.67e-10
Perihelion dist (q)0.63224684 AU ± 5.13e-08
Aphelion dist (Q)2.61615539 AU ± 5.13e-08
Orbital Period2.06994929 yr ± 3.77e-09
Physical Parameters
H (abs. magnitude)19.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.494″
Uncertainty0
Orbit TypeApollo
MOID0.001640 AU
Observations Used187
Oppositions10
Arc Total1999-2019
First Observation Used1999-06-12
Last Observation Used2019-04-06
Observations (207)
Date Type RA Dec Mag Band Observatory
2006-01-09 10:45:59 C 11 02 07.26 +09 09 18.5 r H45
2006-01-09 10:48:30 C 11 02 06.47 +09 09 26.1 r H45
2006-01-12 23:31:59 C 10 36 28.39 +13 01 14.4 r 084
2006-01-13 03:00:27 C 10 35 27.75 +13 09 47.4 r 084
2006-01-20 00:23:36 C 09 54 03.74 +18 37 29.8 r 084
2006-01-20 10:31:31 C 09 51 51.48 +18 53 17.8 r 703
2006-01-20 10:41:36 C 09 51 49.21 +18 53 32.5 r 703
2006-01-20 10:51:46 C 09 51 46.90 +18 53 47.6 r 703
2006-01-20 11:01:48 C 09 51 44.64 +18 54 02.7 r 703
2006-01-22 08:22:47 C 09 42 23.97 +19 58 03.5 o 699
2006-01-22 09:03:34 C 09 42 15.50 +19 58 57.1 o 699
2006-01-22 09:44:20 C 09 42 07.07 +19 59 50.1 o 699
2006-01-22 10:25:09 C 09 41 58.64 +20 00 43.8 o 699
2006-01-23 05:35:20 C 09 38 17.15 +20 25 05.4 c 691
2006-01-23 06:00:18 C 09 38 12.22 +20 25 37.0 c 691
2006-01-23 06:25:16 C 09 38 07.28 +20 26 08.4 c 691
2006-01-26 07:51:08 C 09 24 58.82 +21 46 59.1 r 703
2006-01-26 08:00:10 C 09 24 57.27 +21 47 07.3 r 703
2006-01-26 08:09:10 C 09 24 55.72 +21 47 16.1 r 703
2006-01-26 08:18:15 C 09 24 54.10 +21 47 24.8 r 703
2006-01-27 09:06:51 C 09 20 51.37 +22 10 39.3 c 699
2006-01-27 09:38:27 C 09 20 46.15 +22 11 07.3 c 699
2006-01-27 10:10:03 C 09 20 40.91 +22 11 35.1 c 699
2006-01-27 10:41:39 C 09 20 35.74 +22 12 03.2 c 699
2006-01-29 21:18:05 C 09 11 51.35 +22 59 38.4 r 240
2006-01-29 21:20:15 C 09 11 51.03 +22 59 40.0 r 240
2006-01-29 21:22:26 C 09 11 50.71 +22 59 41.6 r 240
2006-01-29 21:24:37 C 09 11 50.39 +22 59 43.3 r 240
2006-01-29 21:26:47 C 09 11 50.08 +22 59 45.0 r 240
2006-02-02 07:48:13 C 09 01 09.44 +23 52 34.4 r 703
2006-02-02 07:58:54 C 09 01 08.11 +23 52 41.1 r 703
2006-02-02 08:20:17 C 09 01 05.41 +23 52 52.6 r 703
2006-02-02 20:07:21 C 08 59 44.24 +23 59 03.8 r 240
2006-02-02 20:10:17 C 08 59 43.88 +23 59 05.6 r 240
2006-02-02 20:13:13 C 08 59 43.54 +23 59 07.3 r 240
2006-02-02 20:16:09 C 08 59 43.20 +23 59 08.9 r 240
2006-02-02 20:19:06 C 08 59 42.86 +23 59 10.5 r 240
2006-02-22 03:40:17 C 08 28 44.41 +25 42 27.1 o 699
2006-02-22 04:11:50 C 08 28 43.37 +25 42 27.5 o 699
2006-02-22 04:43:25 C 08 28 42.38 +25 42 27.4 o 699
2006-02-22 05:15:00 C 08 28 41.39 +25 42 29.1 o 699
2008-01-29 03:29:28 C 02 25 45.58 +14 25 55.2 19.6 c 704
2008-01-29 03:47:48 C 02 25 53.52 +14 26 45.9 20.4 c 704
2008-01-29 04:05:49 C 02 26 01.08 +14 27 36.9 19.7 c 704
2008-01-29 04:23:39 C 02 26 08.74 +14 28 26.5 19.8 c 704
2008-01-29 04:41:32 C 02 26 16.39 +14 29 16.0 19.4 c 704
2008-02-06 03:00:24 C 03 41 15.00 +21 24 22.2 r 703
2008-02-06 03:09:18 C 03 41 18.24 +21 24 37.1 r 703
2008-02-06 03:18:06 C 03 41 21.15 +21 24 51.4 r 703
2008-02-06 03:26:56 C 03 41 24.21 +21 25 05.0 r 703