137802 (1999 YT)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3518384710 ± 1.89e-08
Semi-major axis (a)1.7764634046 AU ± 9.33e-10
Inclination (i)31.58531882° ± 4.05e-06
Long. of Asc. Node (Ω)116.39528913° ± 3.69e-06
Arg. of Perihelion (ω)272.67710409° ± 6.39e-06
Mean Anomaly (M)20.50481419° ± 3.66e-06
Mean Motion (n)0.4162726503°/day ± 3.28e-10
Perihelion dist (q)1.15143524 AU ± 3.35e-08
Aphelion dist (Q)2.40149157 AU ± 3.35e-08
Orbital Period2.36774211 yr ± 1.86e-09
Physical Parameters
H (abs. magnitude)16.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.353″
Uncertainty0
Orbit TypeAmor
MOID0.436439 AU
Observations Used841
Oppositions42
Arc Total1954-2026
First Observation Used1954-12-21
Last Observation Used2026-01-12
Observations (894)
Date Type RA Dec Mag Band Observatory
2018-11-12 12:03:25 C 09 28 24.31 -01 31 29.3 V G96
2018-11-12 12:10:51 C 09 28 24.82 -01 31 26.1 V G96
2018-11-12 12:18:17 C 09 28 25.36 -01 31 22.5 V G96
2018-11-17 10:45:34 C 09 36 44.49 -00 31 00.8 V 703
2018-11-17 10:53:15 C 09 36 45.05 -00 30 58.1 V 703
2018-11-17 11:08:35 C 09 36 46.00 -00 30 49.7 V 703
2018-11-18 21:09:24 S 09 39 02.17 -00 11 50.2 L C51
2018-11-19 00:17:53 S 09 39 14.55 -00 10 02.7 L C51
2018-11-19 03:26:13 S 09 39 27.02 -00 08 15.2 L C51
2018-11-19 09:43:13 S 09 39 51.804 -00 04 40.48 L C51
2018-11-19 11:17:28 S 09 39 57.929 -00 03 45.58 L C51
2018-11-19 12:51:32 S 09 40 04.13 -00 02 52.7 L C51
2018-11-19 12:51:43 S 09 40 04.18 -00 02 53.2 L C51
2018-11-19 16:00:02 S 09 40 16.38 -00 01 04.4 L C51
2018-11-19 17:34:16 S 09 40 22.64 -00 00 09.1 L C51
2018-11-19 19:08:32 S 09 40 28.81 +00 00 46.1 L C51
2018-11-19 20:42:47 S 09 40 34.951 +00 01 40.19 L C51
2018-11-19 23:51:06 S 09 40 47.08 +00 03 28.6 L C51
2018-11-20 02:59:36 S 09 40 59.50 +00 05 20.3 L C51
2018-11-20 06:08:06 S 09 41 11.72 +00 07 10.6 L C51
2018-11-29 20:59:15 S 09 54 53.12 +02 42 01.0 L C51
2018-12-01 03:32:32 C 09 56 30.22 +03 05 33.1 V C95
2018-12-01 03:37:37 C 09 56 30.37 +03 05 37.1 V C95
2018-12-01 03:42:42 C 09 56 30.77 +03 05 38.4 V C95
2018-12-04 14:21:58 C 10 00 35.98 +04 13 58.3 U T08
2018-12-04 14:33:46 C 10 00 36.62 +04 14 10.3 U T08
2018-12-04 14:45:31 C 10 00 37.17 +04 14 19.5 U T08
2018-12-04 14:57:15 C 10 00 37.65 +04 14 29.5 U T08
2018-12-10 09:24:42 C 10 06 32.90 +06 23 40.3 V 703
2018-12-10 09:32:14 C 10 06 33.20 +06 23 48.1 V 703
2018-12-10 09:39:45 C 10 06 33.48 +06 23 55.0 V 703
2018-12-10 09:47:16 C 10 06 33.76 +06 24 03.2 V 703
2018-12-13 10:30:56 C 10 09 09.85 +07 39 58.1 V 703
2018-12-13 10:38:31 C 10 09 10.02 +07 40 05.4 V 703
2018-12-13 10:46:05 C 10 09 10.31 +07 40 13.8 V 703
2018-12-13 10:53:40 C 10 09 10.50 +07 40 21.6 V 703
2018-12-18 13:26:52 C 10 12 42.48 +10 01 34.8 V T05
2018-12-18 13:38:49 C 10 12 42.52 +10 01 49.7 V T05
2018-12-18 13:50:50 C 10 12 42.78 +10 02 04.6 V T05
2018-12-18 14:02:51 C 10 12 43.04 +10 02 18.5 V T05
2018-12-31 13:07:52 C 10 16 10.90 +17 16 13.5 V T05
2018-12-31 13:27:46 C 10 16 10.80 +17 16 44.4 V T05
2018-12-31 13:37:06 C 10 16 10.69 +17 16 58.9 V T05
2018-12-31 13:49:52 C 10 16 10.64 +17 17 18.9 V T05
2019-01-01 02:57:00 C 10 16 07.80 +17 37 45.9 q 160
2019-01-01 03:01:03 C 10 16 07.76 +17 37 52.3 q 160
2019-01-01 03:05:08 C 10 16 07.69 +17 37 58.5 q 160
2019-01-03 03:43:34 C 10 15 48.18 +18 55 22.8 q 160
2019-01-03 03:47:29 C 10 15 48.13 +18 55 29.2 q 160
2019-01-03 03:51:24 C 10 15 48.10 +18 55 35.8 q 160