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
1976-05-29 09:02:40 12 52 58.43 -36 06 27.1 q 260
1976-05-29 10:02:40 12 52 50.88 -36 06 50.2 q 260
2012-02-13 13:56:37 C 11 03 06.176 +55 31 30.61 V F51
2012-02-13 14:12:57 C 11 03 04.514 +55 31 35.05 V F51
2016-01-24 11:37:17 C 10 55 51.083 +59 34 14.23 V F51
2016-01-24 12:20:27 C 10 55 47.135 +59 34 37.83 V F51
2016-03-20 06:31:46 C 08 53 30.309 +55 09 34.45 V F51
2016-05-29 07:00:22 C 09 42 15.802 +34 43 07.77 V F51
2016-05-29 07:19:20 C 09 42 16.867 +34 42 54.47 V F51
2016-05-29 07:38:17 C 09 42 17.880 +34 42 41.58 V F51
2017-12-13 14:05:53 C 10 59 18.141 +52 04 35.39 U F51
2017-12-13 14:25:26 C 10 59 18.700 +52 04 49.10 U F51
2017-12-13 14:45:00 C 10 59 19.234 +52 05 02.72 U F51
2017-12-14 10:41:24 C 10 59 55.29 +52 18 50.8 U I52
2017-12-14 10:49:37 C 10 59 55.50 +52 18 56.4 U I52
2017-12-14 10:57:50 C 10 59 55.76 +52 19 02.2 U I52
2017-12-14 11:06:06 C 10 59 55.98 +52 19 08.1 U I52
2017-12-15 01:23:34 C 11 00 20.33 +52 29 04.9 S 033
2017-12-15 01:29:14 C 11 00 20.42 +52 29 08.7 S 033
2017-12-15 01:34:52 C 11 00 20.53 +52 29 12.9 S 033
2017-12-15 01:40:30 C 11 00 20.72 +52 29 16.8 S 033
2017-12-15 10:52:56 C 11 00 35.65 +52 35 47.6 U I52
2017-12-15 11:48:36 C 11 00 36.98 +52 36 27.4 U I52
2017-12-15 11:56:31 C 11 00 37.12 +52 36 33.1 U I52
2017-12-16 09:43:49 C 11 01 10.59 +52 51 58.1 U I52
2017-12-16 09:48:22 C 11 01 10.65 +52 52 01.3 U I52
2017-12-16 10:16:25 C 11 01 11.29 +52 52 21.6 U I52
2017-12-16 10:21:32 C 11 01 11.42 +52 52 25.2 U I52
2017-12-17 03:40:35 C 11 01 35.19 +53 04 46.4 S L01
2017-12-17 03:47:03 C 11 01 35.39 +53 04 51.8 S L01
2017-12-21 10:31:33 C 11 03 17.32 +54 19 59.5 U I52
2017-12-21 10:34:59 C 11 03 17.30 +54 20 02.5 U I52
2017-12-21 10:38:25 C 11 03 17.46 +54 20 03.9 U I52
2017-12-30 11:19:06 C 11 02 32.97 +57 04 31.0 U I52
2017-12-30 11:22:31 C 11 02 32.82 +57 04 33.0 U I52
2017-12-30 11:25:57 C 11 02 32.79 +57 04 36.1 U I52
2017-12-30 11:29:23 C 11 02 32.74 +57 04 38.8 U I52
2018-01-20 07:55:15 C 10 32 48.61 +62 47 00.3 U I52
2018-01-20 07:59:10 C 10 32 48.11 +62 47 02.5 U I52
2018-01-20 08:03:06 C 10 32 47.68 +62 47 04.9 U I52
2018-02-05 11:50:35 C 09 44 42.64 +64 37 36.0 U I52
2018-02-05 12:00:42 C 09 44 41.13 +64 37 35.6 U I52
2018-02-05 12:10:41 C 09 44 39.72 +64 37 35.3 U I52
2018-03-22 06:30:00 C 08 25 34.50 +55 38 56.6 U V06
2018-03-22 06:36:09 C 08 25 34.49 +55 38 51.9 U V06
2018-03-22 06:42:17 C 08 25 34.43 +55 38 47.5 U V06
2018-03-22 06:48:26 C 08 25 34.40 +55 38 42.8 U V06
2018-04-05 01:46:51 C 08 29 27.07 +51 28 48.2 q H21
2018-04-05 02:11:06 C 08 29 27.56 +51 28 29.7 q H21
2018-04-05 02:35:19 C 08 29 28.12 +51 28 11.4 q H21