2019 KA4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4190993000
Semi-major axis (a)1.7719771000 AU
Inclination (i)7.56628000°
Long. of Asc. Node (Ω)248.27259000°
Arg. of Perihelion (ω)12.44506000°
Mean Anomaly (M)264.05525000°
Mean Motion (n)0.4178466300°/day
Perihelion dist (q)1.02934270 AU
Aphelion dist (Q)2.51461150 AU
Orbital Period2.35877850 yr
Physical Parameters
H (abs. magnitude)26.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.690″
Uncertainty6
Orbit TypeAmor
MOID0.019673 AU
Observations Used63
Radar Obs Used1
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-06-09
Observations (63)
Date Type RA Dec Mag Band Observatory
2019-06-07 08:58:18 C 17 07 04.97 +29 32 33.0 V I52
2019-06-07 08:59:06 C 17 07 06.16 +29 32 41.8 V I52
2019-06-07 08:59:54 C 17 07 07.39 +29 32 50.8 V I52
2019-06-08 08:30:19 C 17 43 18.91 +33 25 30.9 V I52
2019-06-08 08:31:08 C 17 43 20.01 +33 25 37.7 V I52
2019-06-08 08:31:56 C 17 43 21.23 +33 25 44.3 V I52
2019-06-08 08:32:45 C 17 43 22.27 +33 25 51.1 V I52
2019-06-09 09:37:08 C 18 18 24.29 +36 17 27.0 V G96
2019-06-09 09:59:29 C 18 18 51.59 +36 19 24.5 V G96
2019-06-09 10:18:46 C 18 19 15.14 +36 21 03.1 V I52
2019-06-09 10:20:09 C 18 19 16.84 +36 21 10.5 V I52
2019-06-09 10:21:34 C 18 19 18.57 +36 21 18.0 V I52
2019-06-09 10:22:58 C 18 19 20.27 +36 21 24.1 V I52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-06-05 02:22:00 5198.8318 0.2 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)