66959 (1999 XO35)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5654346659 ± 2.06e-08
Semi-major axis (a)2.5383278329 AU ± 4.40e-09
Inclination (i)20.62033652° ± 6.05e-06
Long. of Asc. Node (Ω)81.89459415° ± 4.88e-06
Arg. of Perihelion (ω)293.48181330° ± 1.14e-05
Mean Anomaly (M)169.65211530° ± 4.27e-06
Mean Motion (n)0.2437197413°/day ± 6.33e-10
Perihelion dist (q)1.10306928 AU ± 5.23e-08
Aphelion dist (Q)3.97358638 AU ± 5.27e-08
Orbital Period4.04409704 yr ± 1.05e-08
Physical Parameters
H (abs. magnitude)16.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.411″
Uncertainty0
Orbit TypeAmor
MOID0.274835 AU
Observations Used617
Oppositions19
Arc Total1999-2024
First Observation Used1999-12-06
Last Observation Used2024-04-08
Observations (650)
Date Type RA Dec Mag Band Observatory
2000-02-02 12:34:30 C 05 17 16.15 +39 05 11.2 360
2000-02-02 12:42:29 C 05 17 16.38 +39 05 12.5 360
2000-02-02 12:50:30 C 05 17 16.62 +39 05 13.5 360
2002-04-08 08:02:06 C 14 48 56.22 +06 06 49.7 c 696
2002-04-08 08:13:21 C 14 48 55.99 +06 06 51.9 c 696
2002-04-10 02:12:00 C 14 47 35.65 +06 15 10.8 d 493
2002-04-10 02:17:26 C 14 47 35.46 +06 15 11.8 d 493
2002-04-10 02:22:23 C 14 47 35.32 +06 15 12.3 d 493
2003-06-04 13:33:49 C 20 41 37.88 -29 16 30.5 c 474
2003-06-04 13:39:19 C 20 41 38.22 -29 16 34.9 c 474
2003-06-04 13:48:59 C 20 41 38.67 -29 16 41.0 c 474
2003-07-18 15:09:00 C 21 43 56.51 -52 56 46.4 c E14
2003-07-18 15:13:05 C 21 43 56.84 -52 56 53.5 c E14
2003-07-18 15:17:10 C 21 43 57.08 -52 57 02.6 c E14
2003-07-19 04:48:38 C 21 44 56.49 -53 23 43.6 m 859
2003-07-19 04:51:52 C 21 44 56.75 -53 23 50.1 m 859
2003-07-19 04:54:36 C 21 44 56.83 -53 23 53.0 m 859
2003-07-29 04:02:43 C 22 05 30.43 -61 26 09.2 m 859
2003-07-29 04:06:18 C 22 05 30.86 -61 26 15.5 m 859
2003-07-29 04:09:03 C 22 05 31.33 -61 26 22.4 m 859
2003-07-31 05:03:18 C 22 10 41.93 -63 04 51.4 m 859
2003-07-31 05:06:18 C 22 10 42.49 -63 04 57.0 m 859
2003-07-31 05:10:20 C 22 10 42.79 -63 05 06.0 m 859
2003-08-10 03:41:56 C 22 45 02.91 -70 37 46.1 m 859
2003-08-10 03:45:05 C 22 45 02.98 -70 37 51.4 m 859
2003-08-10 03:48:12 C 22 45 03.97 -70 37 57.7 m 859
2003-09-11 14:42:33 C 03 49 53.70 -78 46 57.9 474
2003-09-11 14:47:34 C 03 49 55.25 -78 46 55.1 474
2003-09-11 14:53:14 C 03 49 57.07 -78 46 51.7 474
2003-10-05 06:07:29 C 05 11 46.12 -69 23 45.0 o 859
2003-10-05 06:12:41 C 05 11 46.39 -69 23 37.0 o 859
2003-10-05 06:17:47 C 05 11 46.32 -69 23 30.7 o 859
2003-10-20 16:36:44 C 05 10 42.87 -59 45 49.4 r 428
2003-10-20 16:40:14 C 05 10 42.72 -59 45 42.6 r 428
2003-10-26 05:39:05 C 05 06 07.43 -55 12 14.0 o 859
2003-10-26 05:41:58 C 05 06 07.33 -55 12 07.7 o 859
2003-10-26 05:44:54 C 05 06 07.23 -55 12 01.5 o 859
2003-10-29 15:01:29 C 05 02 34.06 -52 00 22.7 r 428
2003-10-29 15:03:55 C 05 02 33.89 -52 00 16.4 r 428
2003-10-29 15:06:19 C 05 02 33.72 -52 00 10.3 r 428
2003-11-01 14:30:58 C 04 59 03.17 -48 54 11.7 r 428
2003-11-01 14:33:25 C 04 59 03.02 -48 54 05.4 r 428
2003-11-01 14:35:50 C 04 59 02.87 -48 53 59.1 r 428
2003-11-09 04:04:43 C 04 48 58.67 -39 39 08.6 r 859
2003-11-14 14:17:51 C 04 41 11.91 -31 47 28.8 15.8 r D85
2003-11-14 14:20:56 C 04 41 11.72 -31 47 17.0 15.8 r D85
2003-11-14 14:24:38 C 04 41 11.46 -31 47 02.8 15.9 r D85
2003-11-15 01:42:55 C 04 40 29.20 -31 04 06.2 r 620
2003-11-15 01:52:45 C 04 40 28.52 -31 03 27.8 r 620
2003-11-15 02:02:24 C 04 40 27.84 -31 02 50.4 r 620