2015 YT9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6201700954 ± 1.66e-07
Semi-major axis (a)1.6168606201 AU ± 1.32e-08
Inclination (i)10.41345006° ± 1.71e-05
Long. of Asc. Node (Ω)125.90180947° ± 3.43e-05
Arg. of Perihelion (ω)232.50434439° ± 5.04e-05
Mean Anomaly (M)328.39695124° ± 2.03e-05
Mean Motion (n)0.4794059289°/day ± 5.89e-09
Perihelion dist (q)0.61413202 AU ± 2.68e-07
Aphelion dist (Q)2.61958923 AU ± 2.69e-07
Orbital Period2.05593261 yr ± 2.53e-08
Physical Parameters
H (abs. magnitude)20.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.304″
Uncertainty0
Orbit TypeApollo
MOID0.109221 AU
Observations Used76
Oppositions6
Arc Total2007-2018
First Observation Used2007-05-23
Last Observation Used2018-01-24
Observations (80)
Date Type RA Dec Mag Band Observatory
2007-05-23 10:57:11 C 20 30 42.33 +10 37 04.1 r G96
2007-05-23 11:05:08 C 20 30 44.64 +10 37 19.5 r G96
2007-05-23 11:13:12 C 20 30 47.01 +10 37 35.4 r G96
2007-05-23 11:21:08 C 20 30 49.35 +10 37 52.2 r G96
2014-01-24 09:03:13 C 09 18 02.549 +17 13 19.75 L F51
2014-01-24 09:22:11 C 09 18 00.543 +17 13 35.80 L F51
2014-01-24 09:41:11 C 09 17 58.562 +17 13 52.05 L F51
2014-01-24 10:00:13 C 09 17 56.553 +17 14 08.30 L F51
2014-02-23 06:14:55 C 08 22 26.023 +23 51 09.20 L F51
2014-02-23 06:33:00 C 08 22 25.216 +23 51 14.20 L F51
2014-02-23 06:51:05 C 08 22 24.361 +23 51 19.64 L F51
2014-02-23 07:09:17 C 08 22 23.537 +23 51 24.39 L F51
2015-12-24 12:58:50 C 09 38 04.836 -00 26 20.62 L F51
2015-12-24 13:16:10 C 09 38 01.991 -00 25 47.51 L F51
2015-12-24 13:33:30 C 09 37 59.146 -00 25 14.50 L F51
2015-12-27 11:34:03 C 09 26 57.10 +01 47 28.6 o 695
2015-12-27 11:47:55 C 09 26 54.84 +01 47 55.9 o 695
2015-12-30 10:44:18 C 09 15 42.49 +04 00 22.2 o 291
2015-12-30 10:52:26 C 09 15 41.11 +04 00 37.5 o 291
2015-12-30 11:00:35 C 09 15 39.80 +04 00 52.4 o 291
2015-12-30 23:41:47 C 09 13 40.74 +04 24 08.0 t 104
2015-12-30 23:52:24 C 09 13 38.98 +04 24 27.5 18.9 t 104
2015-12-31 00:03:01 C 09 13 37.28 +04 24 47.0 19.0 t 104
2016-01-01 06:13:03 C 09 08 52.23 +05 20 15.3 u 807
2016-01-01 06:17:37 C 09 08 51.49 +05 20 23.4 u 807
2016-01-01 06:21:22 C 09 08 50.87 +05 20 30.4 u 807
2016-01-01 06:25:57 C 09 08 50.12 +05 20 38.8 u 807
2016-01-01 06:29:55 C 09 08 49.46 +05 20 45.9 u 807
2016-01-01 08:29:07 C 09 08 30.47 +05 23 53.4 u H21
2016-01-01 08:35:20 C 09 08 29.45 +05 24 05.1 u H21
2016-01-01 08:39:23 C 09 08 28.78 +05 24 12.3 u H21
2016-01-02 08:25:07 C 09 04 45.57 +06 06 53.0 u H21
2016-01-02 08:31:29 C 09 04 44.52 +06 07 04.3 u H21
2016-01-02 08:38:46 C 09 04 43.40 +06 07 16.8 u H21
2016-01-02 09:40:12 C 09 04 33.97 +06 09 08.8 o 691
2016-01-02 09:47:51 C 09 04 32.69 +06 09 22.9 o 691
2016-01-02 09:55:29 C 09 04 31.45 +06 09 35.9 o 691
2016-01-03 10:35:43 C 09 00 40.73 +06 53 13.6 q 703
2016-01-03 10:42:12 C 09 00 39.72 +06 53 25.8 q 703
2016-01-03 10:48:41 C 09 00 38.64 +06 53 38.0 q 703
2016-01-03 10:55:11 C 09 00 37.68 +06 53 48.3 q 703
2016-01-07 13:20:49 C 08 45 37.663 +09 40 29.78 L F51
2016-01-07 13:38:32 C 08 45 34.917 +09 40 58.54 L F51
2016-01-07 13:56:11 C 08 45 32.165 +09 41 27.17 L F51
2016-01-12 07:27:52 C 08 29 14.40 +12 35 25.2 o 691
2016-01-12 07:55:07 C 08 29 10.47 +12 36 04.8 o 691
2016-01-12 08:22:21 C 08 29 06.58 +12 36 44.1 o 691
2016-01-15 06:44:15 C 08 19 44.49 +14 13 22.3 o 691
2016-01-15 06:47:50 C 08 19 44.03 +14 13 27.3 o 691
2016-01-15 06:51:26 C 08 19 43.58 +14 13 31.6 o 691