1999 XN141

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6238553236
Semi-major axis (a)2.4908317229 AU
Inclination (i)7.56819538°
Long. of Asc. Node (Ω)86.04445083°
Arg. of Perihelion (ω)311.43455453°
Mean Anomaly (M)211.48063876°
Mean Motion (n)0.2506897800°/day
Perihelion dist (q)0.93696260 AU
Aphelion dist (Q)4.04508980 AU
Orbital Period3.93158300 yr
Physical Parameters
H (abs. magnitude)22.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.424″
Uncertainty
Orbit TypeApollo
MOID0.036719 AU
Observations Used18
Oppositions1
Arc Total1999-1999
First Observation Used
Last Observation Used1999-12-30
Observations (18)
Date Type RA Dec Mag Band Observatory
1999-12-14 05:25:08 C 06 03 39.45 +15 29 33.1 18.2 a 704
1999-12-14 06:06:50 C 06 03 43.52 +15 32 40.9 18.3 a 704
1999-12-14 06:28:01 C 06 03 45.57 +15 34 14.7 18.5 a 704
1999-12-14 06:48:48 C 06 03 47.54 +15 35 49.1 18.4 a 704
1999-12-16 07:34:29 C 06 08 51.98 +18 50 28.0 19.5 a 704
1999-12-16 07:56:15 C 06 08 53.60 +18 51 46.4 19.2 a 704
1999-12-16 08:17:30 C 06 08 55.19 +18 53 00.9 19.2 a 704
1999-12-18 04:57:15 C 06 12 48.71 +21 17 52.4 18.7 a 704
1999-12-18 05:18:37 C 06 12 50.09 +21 18 57.8 19.5 a 704
1999-12-18 05:39:44 C 06 12 51.39 +21 19 59.3 19.0 a 704
1999-12-18 06:00:50 C 06 12 52.74 +21 21 02.7 19.0 a 704
1999-12-18 06:49:29 C 06 12 56.06 +21 23 29.0 i 651
1999-12-18 07:02:47 C 06 12 56.83 +21 24 07.7 i 651
1999-12-18 14:23:09 C 06 13 29.89 +21 46 20.6 413
1999-12-18 14:25:35 C 06 13 30.04 +21 46 27.7 413
1999-12-20 16:39:21 C 06 16 55.43 +23 55 12.5 413
1999-12-30 16:10:06 C 06 27 11.62 +30 02 42.9 413
1999-12-30 16:15:35 C 06 27 11.76 +30 02 47.7 413