2017 XW61

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5924859000
Semi-major axis (a)2.1662103000 AU
Inclination (i)3.22921000°
Long. of Asc. Node (Ω)257.92460000°
Arg. of Perihelion (ω)231.80992000°
Mean Anomaly (M)165.70662000°
Mean Motion (n)0.3091385400°/day
Perihelion dist (q)0.88276120 AU
Aphelion dist (Q)3.44965940 AU
Orbital Period3.18823940 yr
Physical Parameters
H (abs. magnitude)25.50
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.600″
Uncertainty2
Orbit TypeApollo
MOID0.007572 AU
Observations Used75
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-12-16
Observations (75)
Date Type RA Dec Mag Band Observatory
2017-12-08 06:46:09 C 03 42 32.221 +22 42 21.32 U F51
2017-12-08 07:07:18 C 03 42 32.200 +22 41 49.24 U F51
2017-12-08 07:28:30 C 03 42 32.132 +22 41 16.65 U F51
2017-12-08 07:49:47 C 03 42 32.050 +22 40 43.33 U F51
2017-12-09 06:31:50 C 03 43 24.161 +21 59 39.97 L F51
2017-12-09 06:51:33 C 03 43 24.284 +21 59 03.05 L F51
2017-12-09 07:11:06 C 03 43 24.360 +21 58 26.15 L F51
2017-12-15 06:10:16 C 04 01 15.28 +08 10 52.7 U 703
2017-12-15 06:17:56 C 04 01 17.17 +08 08 47.5 U 703
2017-12-15 06:25:35 C 04 01 19.01 +08 06 42.5 U 703
2017-12-15 06:33:14 C 04 01 20.91 +08 04 36.8 U 703
2017-12-15 08:11:24 C 04 01 45.58 +07 36 50.4 U H01
2017-12-15 08:17:36 C 04 01 47.32 +07 35 03.4 U H01
2017-12-15 08:32:51 C 04 01 51.70 +07 30 38.8 U H01
2017-12-15 08:43:08 C 04 01 54.71 +07 27 39.7 U H01
2017-12-15 08:50:09 C 04 01 57.51 +07 25 48.7 U I52
2017-12-15 08:50:30 C 04 01 57.60 +07 25 42.6 U I52
2017-12-15 08:50:51 C 04 01 57.70 +07 25 36.4 U I52
2017-12-15 08:51:12 C 04 01 57.81 +07 25 30.6 U I52
2017-12-15 21:45:40 C 04 07 58.04 +02 55 59.7 U J95
2017-12-15 21:48:53 C 04 07 59.44 +02 54 40.2 U J95
2017-12-15 21:52:01 C 04 08 00.79 +02 53 23.0 U J95
2017-12-15 22:01:18 C 04 08 00.92 +02 50 07.4 U 204
2017-12-15 22:05:49 C 04 08 02.81 +02 48 15.2 U 204
2017-12-15 22:10:19 C 04 08 04.71 +02 46 22.9 U 204
2017-12-15 22:14:48 C 04 08 06.59 +02 44 31.0 U 204
2017-12-15 22:26:46 C 04 08 10.08 +02 38 55.5 S C43
2017-12-15 22:29:43 C 04 08 11.34 +02 37 40.8 S C43
2017-12-15 22:32:39 C 04 08 12.68 +02 36 28.4 S C43
2017-12-15 22:35:36 C 04 08 13.79 +02 35 13.9 S C43
2017-12-15 22:38:33 C 04 08 15.13 +02 33 59.4 S C43
2017-12-15 23:03:37 C 04 08 31.81 +02 23 22.4 U J69
2017-12-15 23:09:56 C 04 08 34.64 +02 20 40.7 U J69
2017-12-15 23:16:14 C 04 08 37.43 +02 17 58.2 U J69
2017-12-15 23:22:25 C 04 08 40.18 +02 15 18.8 U J69
2017-12-15 23:33:34 C 04 08 45.16 +02 10 29.4 U J69
2017-12-15 23:35:47 C 04 08 45.99 +02 09 29.4 U Z80
2017-12-15 23:39:52 C 04 08 48.03 +02 07 45.4 U J69
2017-12-15 23:42:36 C 04 08 49.05 +02 06 31.1 U Z80
2017-12-15 23:49:26 C 04 08 52.23 +02 03 33.5 U Z80
2017-12-15 23:56:10 C 04 08 55.31 +02 00 36.1 U Z80
2017-12-16 04:24:57 C 04 11 53.40 -00 03 01.0 U I52
2017-12-16 04:25:07 C 04 11 53.50 -00 03 06.6 U I52
2017-12-16 05:35:45 C 04 12 06.38 -00 28 25.1 q I48
2017-12-16 05:39:20 C 04 12 08.38 -00 30 15.9 q I48
2017-12-16 05:46:21 C 04 12 12.28 -00 33 54.3 q I48
2017-12-16 06:53:15 C 04 13 08.51 -01 20 26.3 U H01
2017-12-16 07:06:51 C 04 13 15.96 -01 27 48.8 U H01
2017-12-16 07:15:49 C 04 13 20.94 -01 32 42.6 U H01
2017-12-16 07:23:27 C 04 13 25.22 -01 36 54.0 U H01