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
2005-12-18 19:44:35 C 01 42 03.05 +03 03 37.5 17.3 o 160
2005-12-19 09:47:01 C 01 34 27.67 +04 36 15.6 r 428
2005-12-19 09:49:26 C 01 34 26.32 +04 36 30.9 r 428
2005-12-19 09:51:52 C 01 34 24.97 +04 36 46.4 r 428
2005-12-22 03:52:03 C 01 01 26.65 +11 01 20.8 r 703
2005-12-22 04:05:19 C 01 01 20.24 +11 02 30.8 r 703
2005-12-22 04:18:34 C 01 01 13.65 +11 03 41.9 r 703
2005-12-23 16:56:58 C 00 45 04.29 +14 07 10.5 r 185
2005-12-23 17:03:20 C 00 45 01.47 +14 07 41.2 r 185
2005-12-23 17:06:05 C 00 45 00.23 +14 07 53.5 r 185
2005-12-23 17:08:33 C 00 44 59.17 +14 08 05.5 r 185
2005-12-23 17:12:07 C 00 44 57.59 +14 08 22.3 r 185
2005-12-24 01:55:49 C 00 41 17.30 +14 49 17.2 r 703
2005-12-24 02:06:27 C 00 41 12.55 +14 50 05.9 r 703
2005-12-24 02:17:06 C 00 41 07.90 +14 50 54.2 r 703
2005-12-25 20:31:12 C 00 24 32.15 +17 49 24.8 r 170
2005-12-25 20:33:02 C 00 24 31.45 +17 49 32.1 r 170
2005-12-25 20:34:16 C 00 24 30.96 +17 49 36.9 r 170
2005-12-25 20:36:05 C 00 24 30.25 +17 49 43.9 r 170
2006-01-05 02:54:40 C 23 16 20.09 +28 19 09.4 d 291
2006-01-05 03:02:48 C 23 16 18.25 +28 19 21.8 d 291
2012-12-14 05:47:31 C 12 42 21.93 +11 14 08.0 t J04
2012-12-14 06:05:11 C 12 42 27.75 +11 14 14.1 t J04
2012-12-14 06:23:17 C 12 42 33.69 +11 14 22.4 t J04
2012-12-15 05:23:22 C 12 50 18.98 +11 23 17.1 t J04
2012-12-15 05:43:22 C 12 50 25.61 +11 23 24.2 t J04
2012-12-15 06:01:45 C 12 50 31.72 +11 23 31.5 t J04
2015-11-22 02:39:55 C 03 11 48.60 -48 11 28.9 u 807
2015-11-22 02:42:31 C 03 11 47.67 -48 11 23.1 u 807
2015-11-22 02:45:18 C 03 11 46.64 -48 11 17.2 u 807
2015-11-22 02:48:06 C 03 11 45.63 -48 11 10.7 u 807
2015-11-22 02:50:32 C 03 11 44.78 -48 11 05.2 u 807
2015-11-23 05:38:21 C 03 02 33.21 -47 06 13.2 u 807
2015-11-23 05:40:56 C 03 02 32.30 -47 06 07.0 u 807
2015-11-23 05:43:45 C 03 02 31.32 -47 05 59.7 u 807
2015-11-23 05:46:13 C 03 02 30.47 -47 05 53.2 u 807
2015-11-23 05:48:58 C 03 02 29.52 -47 05 45.9 u 807
2015-11-28 03:36:45 C 02 25 34.16 -41 21 33.6 u 807
2015-11-28 03:40:57 C 02 25 32.88 -41 21 19.5 u 807
2015-11-28 03:45:22 C 02 25 31.53 -41 21 05.2 u 807
2015-11-28 03:49:21 C 02 25 30.32 -41 20 51.8 u 807
2015-11-28 03:53:46 C 02 25 28.97 -41 20 36.8 u 807
2015-12-07 01:51:28 C 01 34 23.46 -28 01 32.0 u 807
2015-12-07 01:54:00 C 01 34 22.95 -28 01 22.0 u 807
2015-12-07 01:56:41 C 01 34 22.39 -28 01 11.5 u 807
2015-12-07 01:59:25 C 01 34 21.84 -28 01 00.5 u 807
2015-12-07 02:01:47 C 01 34 21.34 -28 00 50.6 u 807
2015-12-08 06:17:02 C 01 29 08.271 -26 08 16.03 L F51
2015-12-08 06:31:31 C 01 29 05.433 -26 07 17.99 L F51
2015-12-08 06:46:02 C 01 29 02.585 -26 06 19.68 L F51