2015 YR1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3393922838 ± 1.91e-08
Semi-major axis (a)1.6282271283 AU ± 9.09e-09
Inclination (i)50.54919611° ± 9.34e-06
Long. of Asc. Node (Ω)296.73291123° ± 2.04e-06
Arg. of Perihelion (ω)98.88912403° ± 8.86e-06
Mean Anomaly (M)322.44310510° ± 9.92e-06
Mean Motion (n)0.4743946653°/day ± 3.97e-09
Perihelion dist (q)1.07561940 AU ± 3.17e-08
Aphelion dist (Q)2.18083485 AU ± 3.34e-08
Orbital Period2.07765044 yr ± 1.74e-08
Physical Parameters
H (abs. magnitude)19.13
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.215″
Uncertainty0
Orbit TypeAmor
MOID0.348882 AU
Observations Used246
Oppositions4
Arc Total2015-2022
First Observation Used2015-12-17
Last Observation Used2022-03-02
Observations (262)
Date Type RA Dec Mag Band Observatory
2015-12-17 13:59:18 C 10 52 58.051 +13 31 34.38 L F51
2015-12-17 14:13:24 C 10 52 56.832 +13 31 06.31 L F51
2015-12-17 14:27:34 C 10 52 55.612 +13 30 38.32 L F51
2015-12-18 12:28:27 C 10 51 03.62 +12 46 33.0 o 926
2015-12-18 12:38:26 C 10 51 02.75 +12 46 12.7 o 926
2015-12-18 12:48:29 C 10 51 01.87 +12 45 53.2 o 926
2015-12-20 01:48:08 C 10 47 44.40 +11 30 21.7 19.7 t 104
2015-12-20 01:56:06 C 10 47 43.66 +11 30 05.5 19.9 t 104
2015-12-20 02:04:05 C 10 47 42.89 +11 29 48.8 19.8 t 104
2015-12-20 12:47:39 C 10 46 42.67 +11 07 39.1 o 291
2015-12-20 12:49:30 C 10 46 42.46 +11 07 34.5 o 291
2015-12-22 06:43:48 C 10 42 38.86 +09 39 33.6 u 807
2015-12-22 06:47:09 C 10 42 38.50 +09 39 26.8 u 807
2015-12-22 06:50:42 C 10 42 38.12 +09 39 19.4 u 807
2015-12-22 06:53:54 C 10 42 37.79 +09 39 12.5 u 807
2015-12-22 06:57:27 C 10 42 37.44 +09 39 04.8 u 807
2015-12-22 07:56:10 C 10 42 31.77 +09 36 44.6 t 705
2015-12-22 07:58:02 C 10 42 31.50 +09 36 41.2 t 705
2015-12-22 07:59:54 C 10 42 31.32 +09 36 37.9 t 705
2015-12-23 06:36:08 C 10 40 12.08 +08 48 17.9 u 807
2015-12-23 06:39:35 C 10 40 11.71 +08 48 10.7 u 807
2015-12-23 06:43:12 C 10 40 11.33 +08 48 02.8 u 807
2015-12-23 06:46:28 C 10 40 10.99 +08 47 55.9 u 807
2015-12-23 06:50:05 C 10 40 10.61 +08 47 48.2 u 807
2015-12-24 07:21:33 C 10 37 33.75 +07 54 24.2 u 807
2015-12-24 07:25:07 C 10 37 33.38 +07 54 16.0 u 807
2015-12-24 07:28:21 C 10 37 33.02 +07 54 09.3 u 807
2015-12-24 07:31:54 C 10 37 32.62 +07 54 01.7 u 807
2016-01-01 09:32:25 C 10 13 15.93 +00 29 30.7 u H21
2016-01-01 09:39:22 C 10 13 14.94 +00 29 14.3 u H21
2016-01-01 09:46:55 C 10 13 13.87 +00 28 56.7 u H21
2016-01-01 12:40:50 C 10 12 48.86 +00 22 07.3 o 291
2016-01-01 12:43:53 C 10 12 48.43 +00 22 00.2 o 291
2016-01-01 12:46:57 C 10 12 47.97 +00 21 52.9 o 291
2016-01-02 06:42:59 C 10 10 14.03 -00 20 19.6 u 807
2016-01-02 06:47:10 C 10 10 13.41 -00 20 29.2 u 807
2016-01-02 06:51:21 C 10 10 12.74 -00 20 38.6 u 807
2016-01-02 06:55:31 C 10 10 12.13 -00 20 49.0 u 807
2016-01-02 06:59:43 C 10 10 11.54 -00 20 58.6 u 807
2016-01-02 07:46:14 C 10 10 05.10 -00 23 03.7 o 691
2016-01-02 07:53:33 C 10 10 04.01 -00 23 21.4 o 691
2016-01-02 08:00:53 C 10 10 03.00 -00 23 37.5 o 691
2016-01-02 09:54:38 C 10 09 45.70 -00 28 09.8 u H21
2016-01-02 09:59:17 C 10 09 45.02 -00 28 20.8 u H21
2016-01-02 10:05:29 C 10 09 44.09 -00 28 35.6 u H21
2016-01-02 10:11:42 C 10 09 43.14 -00 28 50.5 u H21
2016-01-02 10:16:40 C 10 09 42.40 -00 29 01.8 u H21
2016-01-03 06:20:18 C 10 06 45.52 -01 16 20.7 u 807
2016-01-03 06:23:47 C 10 06 44.99 -01 16 28.8 u 807
2016-01-03 06:27:47 C 10 06 44.38 -01 16 38.2 u 807