1999 XS35

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.9473016037 ± 1.20e-05
Semi-major axis (a)17.8162804545 AU ± 4.06e-03
Inclination (i)19.60760371° ± 1.38e-04
Long. of Asc. Node (Ω)48.81601361° ± 4.03e-04
Arg. of Perihelion (ω)333.26555564° ± 3.56e-04
Mean Anomaly (M)124.69828829° ± 4.27e-02
Mean Motion (n)0.0131064995°/day ± 4.48e-06
Perihelion dist (q)0.93888941 AU ± 3.03e-04
Aphelion dist (Q)34.69367150 AU ± 7.92e-03
Orbital Period75.20133680 yr ± 2.57e-02
Physical Parameters
H (abs. magnitude)17.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.469″
Uncertainty2
Orbit TypeApollo
MOID0.000710 AU
Observations Used210
Oppositions1
Arc Total1999-2000
First Observation Used1999-12-02
Last Observation Used2000-02-28
Observations (213)
Date Type RA Dec Mag Band Observatory
1999-12-07 09:50:17 C 06 48 56.35 +64 34 33.0 c 658
1999-12-07 17:12:29 C 06 48 04.46 +64 35 58.1 360
1999-12-07 17:15:30 C 06 48 04.05 +64 35 58.4 360
1999-12-07 17:18:29 C 06 48 03.64 +64 35 58.9 360
1999-12-07 18:08:20 C 06 47 56.94 +64 36 05.4 z 402
1999-12-07 18:10:09 C 06 47 56.73 +64 36 05.5 z 402
1999-12-07 18:11:57 C 06 47 56.44 +64 36 05.8 z 402
1999-12-07 18:13:46 C 06 47 56.22 +64 36 06.1 z 402
1999-12-07 20:46:14 C 06 47 42.70 +64 36 19.4 z 108
1999-12-07 20:52:20 C 06 47 41.77 +64 36 20.2 z 108
1999-12-07 20:54:49 C 06 47 41.31 +64 36 20.9 z 108
1999-12-07 23:05:09 C 06 47 25.31 +64 36 48.5 610
1999-12-07 23:07:28 C 06 47 24.89 +64 36 49.8 z 595
1999-12-07 23:12:09 C 06 47 24.43 +64 36 49.8 610
1999-12-07 23:17:34 C 06 47 23.63 +64 36 51.0 z 595
1999-12-07 23:19:09 C 06 47 23.55 +64 36 51.2 610
1999-12-07 23:26:10 C 06 47 22.68 +64 36 52.6 610
1999-12-07 23:30:58 C 06 47 21.96 +64 36 54.2 z 595
1999-12-07 23:33:10 C 06 47 21.80 +64 36 54.0 610
1999-12-08 03:33:28 C 06 46 51.04 +64 37 27.7 z 468
1999-12-08 03:45:04 C 06 46 49.59 +64 37 29.0 z 468
1999-12-08 03:56:53 C 06 46 48.05 +64 37 30.6 z 468
1999-12-08 04:41:01 C 06 46 46.82 +64 37 39.6 16.7 z 294
1999-12-08 05:07:17 C 06 46 43.30 +64 37 45.4 16.5 z 294
1999-12-08 05:45:56 C 06 46 38.36 +64 37 52.7 16.5 z 294
1999-12-08 18:50:12 C 06 45 10.84 +64 39 12.8 557
1999-12-08 18:53:34 C 06 45 10.47 +64 39 13.4 557
1999-12-09 01:15:47 C 06 44 24.01 +64 40 07.6 118
1999-12-09 01:32:01 C 06 44 22.07 +64 40 09.0 118
1999-12-09 01:33:42 C 06 44 21.90 +64 40 09.4 118
1999-12-09 03:28:02 C 06 44 12.54 +64 40 10.7 c 713
1999-12-09 03:46:29 C 06 44 10.40 +64 40 14.5 c 713
1999-12-09 03:58:00 C 06 44 08.92 +64 40 16.2 c 713
1999-12-09 04:12:59 C 06 44 07.20 +64 40 18.7 c 713
1999-12-09 04:27:19 C 06 44 05.57 +64 40 21.1 c 713
1999-12-09 04:36:59 C 06 44 04.47 +64 40 22.6 c 713
1999-12-09 04:41:17 C 06 44 04.54 +64 40 18.4 675
1999-12-09 04:45:19 C 06 44 03.99 +64 40 19.1 675
1999-12-09 04:49:34 C 06 44 03.57 +64 40 19.9 675
1999-12-09 04:50:32 C 06 44 02.73 +64 40 24.4 c 713
1999-12-09 05:06:18 C 06 44 00.89 +64 40 26.6 c 713
1999-12-09 16:27:15 C 06 42 44.84 +64 40 58.9 557
1999-12-09 16:30:06 C 06 42 44.51 +64 40 59.1 557
1999-12-09 16:32:57 C 06 42 44.23 +64 40 59.4 557
1999-12-10 00:09:20 C 06 41 51.75 +64 41 47.4 118
1999-12-10 00:14:30 C 06 41 51.13 +64 41 47.9 118
1999-12-10 00:22:12 C 06 41 50.18 +64 41 48.4 118
1999-12-10 15:20:27 C 06 40 12.61 +64 42 24.4 z 355
1999-12-10 15:24:40 C 06 40 12.05 +64 42 23.8 z 355
1999-12-10 15:29:49 C 06 40 11.36 +64 42 24.1 z 355