824839 (2017 KT4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7656983497 ± 6.83e-08
Semi-major axis (a)1.9884105048 AU ± 2.18e-08
Inclination (i)46.78468111° ± 1.27e-05
Long. of Asc. Node (Ω)154.95585308° ± 1.77e-05
Arg. of Perihelion (ω)183.04044139° ± 1.62e-05
Mean Anomaly (M)340.84017937° ± 1.35e-05
Mean Motion (n)0.3515225604°/day ± 5.79e-09
Perihelion dist (q)0.46588786 AU ± 1.36e-07
Aphelion dist (Q)3.51093315 AU ± 1.41e-07
Orbital Period2.80387774 yr ± 4.62e-08
Physical Parameters
H (abs. magnitude)17.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.363″
Uncertainty0
Orbit TypeApollo
MOID0.545661 AU
Observations Used190
Oppositions14
Arc Total2003-2025
First Observation Used2003-03-24
Last Observation Used2025-02-21
Observations (191)
Date Type RA Dec Mag Band Observatory
2017-06-03 02:36:15 C 11 22 52.26 +56 24 11.1 19.8 U H21
2017-06-03 02:48:44 C 11 22 51.58 +56 24 06.6 19.4 U H21
2017-06-04 02:43:20 C 11 21 50.60 +56 17 43.4 u H21
2017-06-04 02:52:03 C 11 21 50.18 +56 17 41.1 u H21
2017-06-04 03:00:01 C 11 21 49.88 +56 17 38.9 u H21
2017-06-06 04:53:25 C 11 19 53.16 +56 03 42.4 o 291
2017-06-06 05:04:54 C 11 19 52.69 +56 03 39.0 o 291
2017-06-06 05:16:22 C 11 19 52.25 +56 03 35.4 o 291
2017-06-14 00:07:05 C 11 14 32.79 +55 04 36.9 q Z80
2017-06-14 00:50:16 C 11 14 31.85 +55 04 21.5 q Z80
2017-06-15 02:58:13 C 11 14 00.36 +54 55 28.5 q H45
2017-06-15 03:01:03 C 11 14 00.21 +54 55 28.2 q H45
2017-06-15 03:02:54 C 11 14 00.20 +54 55 27.4 q H45
2017-06-15 03:05:55 C 11 14 00.13 +54 55 26.5 q H45
2017-06-15 03:08:38 C 11 14 00.04 +54 55 25.4 q H45
2017-06-15 03:11:20 C 11 14 00.00 +54 55 24.6 q H45
2017-06-15 04:46:44 C 11 13 58.20 +54 54 51.9 q 703
2017-06-15 04:54:49 C 11 13 58.02 +54 54 49.0 q 703
2017-06-15 05:02:52 C 11 13 57.83 +54 54 45.9 q 703
2017-06-15 05:10:55 C 11 13 57.72 +54 54 43.3 q 703
2017-06-20 02:38:17 C 11 12 09.65 +54 12 36.1 q W25
2017-06-20 02:56:28 C 11 12 09.50 +54 12 30.8 q H45
2017-06-20 03:00:10 C 11 12 09.48 +54 12 28.6 q H45
2017-06-20 03:02:20 C 11 12 09.45 +54 12 27.7 q H45
2017-06-20 03:04:27 C 11 12 09.42 +54 12 27.0 q H45
2017-06-20 03:06:37 C 11 12 09.40 +54 12 25.9 q H45
2017-06-20 03:10:09 C 11 12 09.36 +54 12 24.9 q H45
2017-06-20 03:20:23 C 11 12 09.11 +54 12 20.0 q W25
2017-10-27 15:37:41 C 09 50 56.18 -22 38 14.0 U 474
2017-10-27 15:42:46 C 09 50 56.33 -22 38 15.5 U 474
2017-10-27 15:47:50 C 09 50 56.50 -22 38 17.3 U 474
2017-10-27 15:52:53 C 09 50 56.69 -22 38 19.3 U 474
2017-11-26 07:29:11 C 10 00 03.22 -26 04 47.2 u 807
2017-11-26 07:35:43 C 10 00 03.14 -26 04 48.8 u 807
2017-11-26 07:42:25 C 10 00 03.07 -26 04 50.8 u 807
2017-12-23 12:54:57 C 09 38 29.786 -26 50 58.86 U F51
2017-12-23 13:08:54 C 09 38 28.953 -26 50 57.06 U F51
2017-12-23 13:22:49 C 09 38 28.131 -26 50 55.27 U F51
2017-12-23 13:36:46 C 09 38 27.311 -26 50 53.53 U F51
2018-02-06 04:01:33 C 08 18 47.65 -16 01 29.9 U I52
2018-02-06 04:09:54 C 08 18 47.04 -16 01 22.4 U I52
2018-02-06 04:11:01 C 08 18 46.94 -16 01 21.0 U I52
2018-02-06 04:17:24 C 08 18 46.40 -16 01 13.6 U I52
2019-02-26 06:12:00 C 10 56 52.14 +13 41 55.8 u H21
2019-02-26 06:21:40 C 10 56 51.65 +13 42 01.0 u H21
2019-02-26 06:34:15 C 10 56 51.03 +13 42 07.1 u H21
2020-01-04 12:46:04 C 14 34 44.58 +12 19 52.6 V V06
2020-01-04 12:49:30 C 14 34 44.89 +12 19 53.4 V V06
2020-01-04 12:52:56 C 14 34 45.18 +12 19 54.8 V V06
2020-01-04 12:56:20 C 14 34 45.45 +12 19 56.1 V V06