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
1999-12-11 04:27:34 C 06 38 45.05 +64 42 15.4 557
1999-12-11 04:37:37 C 06 38 43.92 +64 42 14.7 557
1999-12-11 04:44:19 C 06 38 43.15 +64 42 14.4 557
1999-12-11 04:47:40 C 06 38 42.76 +64 42 13.8 557
1999-12-11 05:54:17 C 06 38 38.98 +64 42 15.4 17.7 652
1999-12-11 17:05:40 C 06 37 29.06 +64 41 50.2 540
1999-12-11 17:08:59 C 06 37 28.71 +64 41 50.3 540
1999-12-11 17:12:14 C 06 37 28.32 +64 41 50.5 540
1999-12-11 17:15:25 C 06 37 28.01 +64 41 50.5 540
1999-12-17 04:24:04 C 06 24 47.42 +64 23 49.7 i 670
1999-12-17 04:48:23 C 06 24 45.27 +64 23 45.8 i 670
1999-12-17 05:09:43 C 06 24 43.24 +64 23 42.7 i 670
1999-12-17 22:10:31 C 06 23 14.27 +64 19 29.8 610
1999-12-17 22:18:31 C 06 23 13.53 +64 19 28.2 610
1999-12-17 22:26:30 C 06 23 12.78 +64 19 26.5 610
1999-12-17 22:34:31 C 06 23 12.04 +64 19 24.9 610
1999-12-17 22:42:30 C 06 23 11.30 +64 19 23.2 610
1999-12-19 08:33:24 C 06 20 22.83 +64 09 59.2 17.5 a 704
1999-12-19 08:55:39 C 06 20 20.84 +64 09 52.3 17.6 a 704
1999-12-19 09:17:40 C 06 20 18.84 +64 09 44.8 17.8 a 704
1999-12-19 09:39:42 C 06 20 16.99 +64 09 38.5 17.3 a 704
1999-12-19 10:01:38 C 06 20 14.95 +64 09 31.1 18.4 a 704
1999-12-20 07:39:30 C 06 18 35.12 +64 02 48.2 18.1 a 704
1999-12-20 08:03:39 C 06 18 33.10 +64 02 40.3 18.0 a 704
1999-12-20 08:27:31 C 06 18 30.92 +64 02 32.3 18.0 a 704
1999-12-20 08:50:17 C 06 18 29.06 +64 02 24.4 17.9 a 704
1999-12-22 23:02:12 C 06 14 02.54 +63 40 11.8 118
1999-12-22 23:11:22 C 06 14 01.83 +63 40 08.4 118
1999-12-22 23:24:53 C 06 14 00.85 +63 40 02.8 118
1999-12-27 14:36:05 C 06 07 28.18 +62 52 21.0 z 402
1999-12-27 14:37:54 C 06 07 28.00 +62 52 20.2 z 402
1999-12-27 14:39:44 C 06 07 27.99 +62 52 19.4 z 402
1999-12-28 05:38:43 C 06 06 43.72 +62 45 13.1 18.7 a 704
1999-12-28 06:02:29 C 06 06 42.41 +62 45 02.0 19.0 a 704
1999-12-28 06:24:02 C 06 06 41.10 +62 44 51.5 19.2 a 704
1999-12-28 06:46:02 C 06 06 39.86 +62 44 40.7 19.0 a 704
1999-12-28 07:07:47 C 06 06 38.63 +62 44 30.5 18.8 a 704
1999-12-29 14:24:07 C 06 05 11.61 +62 29 13.2 z 402
1999-12-29 14:27:44 C 06 05 11.36 +62 29 11.8 z 402
1999-12-29 14:31:27 C 06 05 11.15 +62 29 09.5 z 402
1999-12-30 21:40:33 C 06 03 52.82 +62 13 22.1 610
1999-12-30 21:48:33 C 06 03 52.40 +62 13 18.1 610
1999-12-30 21:56:32 C 06 03 51.99 +62 13 14.0 610
1999-12-30 22:04:33 C 06 03 51.57 +62 13 09.9 610
1999-12-30 22:10:05 C 06 03 51.53 +62 13 07.1 587
1999-12-30 22:12:32 C 06 03 51.16 +62 13 05.8 610
1999-12-30 23:00:22 C 06 03 49.13 +62 12 41.3 587
1999-12-30 23:48:53 C 06 03 46.82 +62 12 15.9 c 046
1999-12-30 23:52:14 C 06 03 46.68 +62 12 14.6 c 046
1999-12-30 23:53:43 C 06 03 46.62 +62 12 12.9 c 046