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
1999-12-02 09:57:43 C 07 03 33.41 +63 52 33.7 c 699
1999-12-02 10:19:45 C 07 03 30.17 +63 52 46.0 c 699
1999-12-02 10:41:47 C 07 03 27.09 +63 52 56.6 c 699
1999-12-02 20:22:36 C 07 02 17.61 +63 57 36.2 557
1999-12-02 20:25:27 C 07 02 17.25 +63 57 38.0 557
1999-12-02 20:28:18 C 07 02 16.85 +63 57 39.6 557
1999-12-02 20:31:09 C 07 02 16.50 +63 57 41.2 557
1999-12-02 22:50:11 C 07 01 58.32 +63 58 59.5 z 587
1999-12-02 22:56:01 C 07 01 57.52 +63 59 02.7 z 587
1999-12-02 22:59:40 C 07 01 56.99 +63 59 04.9 z 587
1999-12-03 00:25:17 C 07 01 44.87 +63 59 49.0 c 046
1999-12-03 00:27:12 C 07 01 44.60 +63 59 50.1 c 046
1999-12-03 00:28:53 C 07 01 44.37 +63 59 51.0 c 046
1999-12-03 00:30:48 C 07 01 44.12 +63 59 52.0 c 046
1999-12-03 06:24:39 C 07 01 02.02 +64 02 40.6 17.1 678
1999-12-03 06:33:36 C 07 01 00.54 +64 02 46.9 17.2 z 719
1999-12-03 06:48:45 C 07 00 58.70 +64 02 53.3 17.6 678
1999-12-03 07:00:51 C 07 00 57.19 +64 03 00.2 17.3 678
1999-12-03 07:16:27 C 07 00 54.54 +64 03 09.5 17.4 z 719
1999-12-03 09:21:12 C 07 00 36.78 +64 04 11.1 z 711
1999-12-03 09:26:42 C 07 00 36.00 +64 04 13.7 z 711
1999-12-03 09:31:31 C 07 00 35.39 +64 04 15.6 z 711
1999-12-03 10:04:40 C 07 00 31.96 +64 04 23.1 c 658
1999-12-03 10:10:56 C 07 00 31.06 +64 04 25.6 c 658
1999-12-03 10:15:10 C 07 00 30.45 +64 04 27.1 c 658
1999-12-03 18:35:52 C 06 59 30.86 +64 07 45.5 z 151
1999-12-03 18:41:30 C 06 59 30.21 +64 07 47.5 z 151
1999-12-03 18:48:23 C 06 59 29.34 +64 07 51.2 z 151
1999-12-03 18:50:49 C 06 59 29.10 +64 07 52.5 z 151
1999-12-03 18:53:29 C 06 59 28.92 +64 07 53.6 z 151
1999-12-03 18:58:56 C 06 59 28.32 +64 07 56.3 z 151
1999-12-04 02:07:46 C 06 58 31.69 +64 11 18.9 b 946
1999-12-04 02:09:45 C 06 58 31.44 +64 11 20.4 b 946
1999-12-04 02:14:27 C 06 58 30.99 +64 11 21.6 b 946
1999-12-04 02:57:10 C 06 58 28.65 +64 11 14.4 17.2 652
1999-12-04 03:06:14 C 06 58 27.68 +64 11 17.3 17.1 652
1999-12-04 03:13:26 C 06 58 26.08 +64 11 18.9 16.7 652
1999-12-04 03:43:37 C 06 58 23.86 +64 11 39.6 16.8 678
1999-12-04 03:45:38 C 06 58 22.60 +64 11 37.0 15.9 652
1999-12-04 04:06:34 C 06 58 20.92 +64 11 51.1 17.0 678
1999-12-05 04:52:14 C 06 55 18.89 +64 20 56.6 z 719
1999-12-05 11:00:30 C 06 54 29.84 +64 22 57.6 c 658
1999-12-05 11:06:53 C 06 54 29.09 +64 22 59.4 c 658
1999-12-05 11:11:23 C 06 54 28.41 +64 23 01.4 c 658
1999-12-05 23:58:42 C 06 52 57.48 +64 26 44.3 c 046
1999-12-06 00:00:57 C 06 52 57.16 +64 26 44.9 c 046
1999-12-06 00:02:36 C 06 52 56.94 +64 26 45.4 c 046
1999-12-06 00:04:33 C 06 52 56.70 +64 26 45.9 c 046
1999-12-06 02:20:43 C 06 52 42.71 +64 27 08.0 i 726
1999-12-06 02:27:10 C 06 52 41.97 +64 27 09.2 i 726