2005 XT77

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2664884520 ± 8.60e-08
Semi-major axis (a)0.8410973685 AU ± 3.72e-09
Inclination (i)17.21929961° ± 1.17e-05
Long. of Asc. Node (Ω)84.77882622° ± 4.15e-06
Arg. of Perihelion (ω)150.03251697° ± 1.69e-05
Mean Anomaly (M)166.73493805° ± 3.20e-05
Mean Motion (n)1.2777411006°/day ± 8.47e-09
Perihelion dist (q)0.61695463 AU ± 7.24e-08
Aphelion dist (Q)1.06524010 AU ± 7.25e-08
Orbital Period0.77138184 yr ± 5.11e-09
NGA Modelr2
A25.48046264e-14 ± 5.98e-15 AU/d²
Physical Parameters
H (abs. magnitude)21.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.327″
Uncertainty0
Orbit TypeAten
MOID0.026708 AU
Observations Used122
Oppositions6
Arc Total2005-2025
First Observation Used2005-12-06
Last Observation Used2025-10-29
Observations (125)
Date Type RA Dec Mag Band Observatory
2005-12-06 14:54:02 C 04 33 58.42 -25 05 16.1 r 428
2005-12-10 05:46:19 C 03 45 45.69 -19 02 39.1 o 699
2005-12-10 06:17:54 C 03 45 25.99 -18 59 57.0 o 699
2005-12-10 06:49:29 C 03 45 06.37 -18 57 13.5 o 699
2005-12-10 08:39:43 C 03 43 58.00 -18 47 37.3 o 699
2005-12-10 08:44:59 C 03 43 54.68 -18 47 08.7 o 699
2005-12-10 08:50:15 C 03 43 51.43 -18 46 41.4 o 699
2005-12-10 08:55:30 C 03 43 48.16 -18 46 12.9 o 699
2005-12-10 20:54:13 C 03 36 43.60 -17 42 53.4 r 143
2005-12-10 21:18:35 C 03 36 28.39 -17 40 41.1 r 143
2005-12-10 21:32:36 C 03 36 20.39 -17 39 28.0 r J95
2005-12-10 21:40:59 C 03 36 15.17 -17 38 42.7 r J95
2005-12-10 21:49:14 C 03 36 10.03 -17 37 57.3 r J95
2005-12-10 21:59:17 C 03 36 03.73 -17 37 03.5 r J95
2005-12-10 22:05:27 C 03 35 59.84 -17 36 29.2 r J95
2005-12-11 04:14:00 C 03 32 12.70 -17 00 02.4 17.0 c 844
2005-12-11 04:20:28 C 03 32 08.67 -16 59 26.0 17.0 c 844
2005-12-11 04:21:55 C 03 32 07.61 -16 59 17.8 17.4 c 844
2005-12-11 04:24:27 C 03 32 06.14 -16 59 04.0 16.7 c 844
2005-12-11 04:27:59 C 03 32 04.02 -16 58 44.4 17.5 c 844
2005-12-11 04:31:36 C 03 32 01.64 -16 58 23.4 17.2 c 844
2005-12-11 04:35:31 C 03 31 59.17 -16 58 02.2 16.2 c 844
2005-12-11 04:39:37 C 03 31 56.57 -16 57 38.1 17.1 c 844
2005-12-11 04:43:28 C 03 31 54.18 -16 57 16.4 17.1 c 844
2005-12-11 04:47:21 C 03 31 51.67 -16 56 54.1 16.8 c 844
2005-12-11 04:51:11 C 03 31 49.33 -16 56 31.9 16.7 c 844
2005-12-11 04:55:05 C 03 31 46.83 -16 56 09.4 16.8 c 844
2005-12-11 04:58:55 C 03 31 44.45 -16 55 48.5 17.2 c 844
2005-12-11 05:02:48 C 03 31 42.01 -16 55 26.2 17.0 c 844
2005-12-11 06:59:44 C 03 30 33.44 -16 46 43.3 o 699
2005-12-11 07:04:41 C 03 30 30.32 -16 46 14.8 o 699
2005-12-11 07:09:36 C 03 30 27.22 -16 45 47.2 o 699
2005-12-11 07:14:31 C 03 30 24.09 -16 45 19.3 o 699
2005-12-11 21:34:57 C 03 21 41.83 -15 22 40.5 r J95
2005-12-11 21:43:19 C 03 21 36.53 -15 21 51.5 r J95
2005-12-11 21:50:02 C 03 21 32.26 -15 21 11.4 r J95
2005-12-11 21:56:37 C 03 21 28.03 -15 20 33.0 r J95
2005-12-16 19:22:23 C 02 09 38.40 -02 22 20.2 r J95
2005-12-16 19:27:22 C 02 09 35.36 -02 21 45.6 r J95
2005-12-16 19:32:38 C 02 09 32.17 -02 21 09.5 r J95
2005-12-18 09:48:03 C 01 47 33.63 +02 00 38.6 r 428
2005-12-18 09:49:56 C 01 47 32.53 +02 00 50.7 r 428
2005-12-18 09:51:46 C 01 47 31.45 +02 01 03.0 r 428
2005-12-18 17:57:55 C 01 43 04.26 +02 52 01.3 c 560
2005-12-18 17:59:51 C 01 43 03.18 +02 52 13.4 c 560
2005-12-18 18:01:46 C 01 43 02.10 +02 52 25.7 c 560
2005-12-18 19:39:55 C 01 42 05.75 +03 03 09.2 17.5 o 160
2005-12-18 19:41:05 C 01 42 05.12 +03 03 16.3 17.2 o 160
2005-12-18 19:42:15 C 01 42 04.45 +03 03 24.1 17.8 o 160
2005-12-18 19:43:25 C 01 42 03.79 +03 03 31.8 17.4 o 160