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
2020-01-05 12:57:52 C 14 36 34.91 +12 26 34.9 V V06
2020-01-05 13:01:18 C 14 36 35.15 +12 26 35.3 V V06
2020-01-05 13:04:42 C 14 36 35.44 +12 26 36.6 V V06
2020-01-05 13:08:08 C 14 36 35.70 +12 26 37.4 V V06
2020-02-25 02:28:52 C 16 28 55.95 +26 00 56.3 V C95
2020-02-25 02:56:42 C 16 28 59.20 +26 01 27.6 V C95
2020-03-03 12:05:28 C 16 51 29.95 +29 41 35.6 U I41
2020-03-03 12:22:52 C 16 51 32.28 +29 41 58.3 U I41
2020-03-03 12:51:48 C 16 51 36.14 +29 42 36.8 U I41
2020-03-03 12:53:54 C 16 51 36.38 +29 42 39.6 U I41
2020-04-10 02:44:43 C 20 02 22.15 +50 35 00.8 V 204
2020-04-10 02:53:51 C 20 02 25.06 +50 35 09.2 V 204
2020-04-10 03:14:05 C 20 02 31.54 +50 35 27.9 V 204
2020-04-14 01:22:57 C 20 33 48.06 +51 46 22.3 V A17
2020-04-14 01:39:57 C 20 33 53.86 +51 46 33.4 V A17
2020-04-14 01:56:57 C 20 33 59.73 +51 46 43.0 V A17
2020-04-15 00:52:11 C 20 41 55.39 +51 59 28.4 q A17
2020-04-15 01:09:11 C 20 42 01.29 +51 59 37.3 q A17
2020-04-15 01:26:11 C 20 42 07.11 +51 59 46.6 q A17
2020-04-24 01:45:52 C 22 00 30.33 +52 18 09.1 q A17
2020-04-24 02:12:50 C 22 00 40.20 +52 17 59.3 q A17
2020-04-24 02:33:49 C 22 00 47.87 +52 17 52.1 q A17
2020-05-10 11:20:29 C 00 14 55.58 +44 19 47.2 U I41
2020-05-10 11:24:43 C 00 14 56.86 +44 19 38.8 U I41
2020-05-10 11:28:57 C 00 14 58.16 +44 19 30.5 U I41
2020-05-10 11:34:28 C 00 14 59.83 +44 19 19.5 U I41
2021-01-17 10:22:19 C 09 44 27.102 -10 39 11.65 U F51
2021-01-17 10:39:48 C 09 44 26.124 -10 39 04.72 U F51
2021-01-17 10:57:19 C 09 44 25.156 -10 38 57.68 U F51
2021-02-11 10:07:45 C 09 09 05.652 -05 12 32.55 U F51
2021-02-11 10:23:06 C 09 09 04.751 -05 12 22.53 U F51
2021-02-11 10:38:27 C 09 09 03.852 -05 12 12.62 U F51
2021-02-11 10:53:51 C 09 09 02.942 -05 12 02.63 U F51
2025-02-21 08:17:50 C 12 05 29.45 +18 45 49.5 V H21
2025-02-21 08:34:21 C 12 05 28.86 +18 46 00.4 V H21
2025-02-21 12:18:33 C 12 05 19.892 +18 48 25.13 V V00
2025-02-21 12:26:39 C 12 05 19.604 +18 48 29.34 V V00
2025-02-21 12:40:49 C 12 05 19.054 +18 48 38.30 V V00
2025-02-21 12:48:54 C 12 05 18.744 +18 48 43.63 V V00
2025-02-21 20:13:22 C 12 05 01.388 +18 53 30.03 O18
2025-02-21 20:14:38 C 12 05 01.345 +18 53 30.94 O18