606438 (2017 XK61)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3687602729 ± 2.44e-07
Semi-major axis (a)1.6049045960 AU ± 1.10e-08
Inclination (i)27.10550783° ± 5.68e-06
Long. of Asc. Node (Ω)32.20226069° ± 2.11e-05
Arg. of Perihelion (ω)304.80067186° ± 3.25e-05
Mean Anomaly (M)64.99651516° ± 3.77e-05
Mean Motion (n)0.4847730243°/day ± 5.01e-09
Perihelion dist (q)1.01307954 AU ± 3.92e-07
Aphelion dist (Q)2.19672965 AU ± 3.92e-07
Orbital Period2.03317065 yr ± 2.10e-08
Physical Parameters
H (abs. magnitude)18.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.200″
Uncertainty0
Orbit TypeApollo
MOID0.129452 AU
Observations Used113
Oppositions25
Arc Total1976-2025
First Observation Used1976-05-29
Last Observation Used2025-11-12
Observations (120)
Date Type RA Dec Mag Band Observatory
2025-08-24 14:30:23 C 05 32 19.206 +19 46 24.45 X F51
2025-08-24 14:38:17 C 05 32 20.078 +19 46 34.42 X F51
2025-08-24 14:54:02 C 05 32 21.798 +19 46 54.09 X F51
2025-09-20 14:33:24 C 06 44 40.234 +32 23 06.33 X F52
2025-09-20 14:46:18 C 06 44 41.639 +32 23 20.72 X F52
2025-09-20 14:52:44 C 06 44 42.325 +32 23 27.85 X F52
2025-10-01 11:47:48 C 07 13 11.770 +37 07 33.53 V G96
2025-10-01 11:57:44 C 07 13 12.824 +37 07 44.18 V G96
2025-10-01 12:07:37 C 07 13 13.825 +37 07 55.24 V G96
2025-10-01 12:17:33 C 07 13 14.912 +37 08 06.00 V G96
2025-10-06 20:27:02 C 07 26 51.888 +39 25 46.52 W O18
2025-10-06 22:00:11 C 07 27 01.476 +39 27 27.48 W O18
2025-10-30 19:14:14 C 08 21 46.848 +49 51 12.19 W O18
2025-10-30 20:22:34 C 08 21 52.326 +49 52 30.09 W O18
2025-11-09 20:22:07 C 08 39 33.520 +54 25 14.50 W O18
2025-11-09 21:32:33 C 08 39 37.790 +54 26 37.07 W O18
2025-11-11 20:24:20 C 08 42 31.436 +55 20 47.47 W O18
2025-11-11 21:48:27 C 08 42 36.129 +55 22 26.12 W O18
2025-11-12 20:35:19 C 08 43 55.770 +55 48 51.74 W O18
2025-11-12 21:16:04 C 08 43 57.947 +55 49 39.64 W O18