2017 YA7

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7128325175 ± 3.61e-05
Semi-major axis (a)2.7337091063 AU ± 3.36e-04
Inclination (i)19.06173741° ± 4.19e-04
Long. of Asc. Node (Ω)187.60142265° ± 1.12e-03
Arg. of Perihelion (ω)172.22707693° ± 1.40e-03
Mean Anomaly (M)283.41342165° ± 1.19e-01
Mean Motion (n)0.2180639261°/day ± 4.02e-05
Perihelion dist (q)0.78503236 AU ± 1.38e-04
Aphelion dist (Q)4.68238585 AU ± 5.85e-04
Orbital Period4.51989607 yr ± 8.34e-04
Physical Parameters
H (abs. magnitude)20.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.215″
Uncertainty3
Orbit TypeApollo
MOID0.200029 AU
Observations Used20
Oppositions1
Arc Total2017-2018
First Observation Used2017-11-23
Last Observation Used2018-01-14
Observations (33)
Date Type RA Dec Mag Band Observatory
2017-11-23 00:57:09 C 21 04 44.36 -54 39 17.8 V W84
2017-11-23 00:58:40 C 21 04 45.33 -54 39 21.9 V W84
2017-12-07 02:06:01 C 01 01 14.09 -55 12 19.4 V W84
2017-12-07 02:07:30 C 01 01 14.89 -55 12 16.2 V W84
2017-12-10 01:05:03 C 01 36 50.77 -52 26 37.0 V W84
2017-12-10 01:06:32 C 01 36 51.41 -52 26 33.8 V W84
2017-12-16 19:23:30 S 02 34 32.198 -45 14 14.75 L C51
2017-12-16 22:32:00 S 02 35 24.170 -45 05 45.74 L C51
2017-12-17 01:40:30 S 02 36 15.70 -44 57 18.6 L C51
2017-12-17 04:49:00 S 02 37 06.81 -44 48 49.8 L C51
2017-12-17 04:49:11 S 02 37 06.88 -44 48 49.8 L C51
2017-12-17 07:57:41 S 02 37 57.47 -44 40 22.0 L C51
2017-12-17 09:31:56 S 02 38 22.66 -44 36 07.9 L C51
2017-12-17 11:06:12 S 02 38 47.71 -44 31 54.9 L C51
2017-12-17 12:40:26 S 02 39 12.60 -44 27 40.0 L C51
2017-12-17 14:14:41 S 02 39 37.53 -44 23 28.6 L C51
2017-12-17 15:48:56 S 02 40 02.27 -44 19 15.0 L C51
2017-12-17 18:57:26 S 02 40 51.480 -44 10 49.69 L C51
2017-12-20 01:12:43 C 02 53 57.56 -41 46 59.6 u 807
2017-12-20 01:23:32 C 02 53 59.92 -41 46 31.4 u 807
2017-12-20 01:32:30 C 02 54 01.86 -41 46 08.1 u 807
2017-12-22 01:17:55 C 03 04 08.59 -39 42 46.4 U 807
2017-12-22 01:27:07 C 03 04 10.37 -39 42 23.1 U 807
2017-12-22 01:36:17 C 03 04 12.14 -39 41 59.7 U 807
2017-12-28 01:14:06 C 03 28 43.51 -33 54 43.1 U 807
2017-12-28 01:28:00 C 03 28 45.53 -33 54 11.6 U 807
2017-12-28 01:41:57 C 03 28 47.45 -33 53 40.2 U 807
2018-01-11 03:16:41 C 04 07 10.24 -22 42 48.0 U 807
2018-01-11 03:30:27 C 04 07 11.45 -22 42 24.6 U 807
2018-01-11 03:42:28 C 04 07 12.51 -22 42 03.9 U 807
2018-01-14 03:42:46 C 04 13 33.68 -20 42 13.9 U 807
2018-01-14 03:53:54 C 04 13 34.64 -20 41 56.0 U 807
2018-01-14 04:05:18 C 04 13 35.58 -20 41 37.2 U 807