2015 KW120

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4903100950 ± 1.99e-08
Semi-major axis (a)1.6037521492 AU ± 2.70e-09
Inclination (i)3.37766101° ± 3.26e-06
Long. of Asc. Node (Ω)68.10751541° ± 1.73e-06
Arg. of Perihelion (ω)245.40877037° ± 4.28e-06
Mean Anomaly (M)36.33271007° ± 4.78e-06
Mean Motion (n)0.4852956507°/day ± 1.23e-09
Perihelion dist (q)0.81741628 AU ± 3.20e-08
Aphelion dist (Q)2.39008802 AU ± 3.22e-08
Orbital Period2.03098108 yr ± 5.13e-09
Physical Parameters
H (abs. magnitude)26.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.259″
Uncertainty0
Orbit TypeApollo
MOID0.000404 AU
Observations Used108
Radar Obs Used3
Oppositions1
Arc Total2011-2024
First Observation Used2015-05-24
Last Observation Used2023-10-22
Observations (172)
Date Type RA Dec Mag Band Observatory
2015-05-22 08:23:55 C 15 44 34.02 -18 21 25.9 W84
2018-01-13 08:54:14 C 10 02 28.43 +22 06 09.8 U G96
2018-01-13 09:03:52 C 10 02 28.27 +22 06 12.2 U G96
2018-01-13 09:11:19 C 10 02 28.08 +22 06 15.4 U G96
2018-01-13 09:18:47 C 10 02 27.93 +22 06 16.1 U G96
2018-01-23 07:56:03 C 09 57 13.55 +23 20 50.6 U G96
2018-01-23 08:03:33 C 09 57 13.34 +23 20 53.1 U G96
2018-01-23 08:11:01 C 09 57 13.10 +23 20 56.0 U G96
2018-01-23 08:18:29 C 09 57 12.86 +23 20 58.3 U G96
2018-03-06 06:06:02 C 09 20 43.104 +26 35 52.29 U F51
2018-03-06 06:21:55 C 09 20 42.699 +26 35 52.17 U F51
2018-03-06 06:37:48 C 09 20 42.304 +26 35 52.00 U F51
2018-03-06 06:53:41 C 09 20 41.888 +26 35 51.82 U F51
2020-10-15 11:20:20 C 01 42 29.047 +03 05 34.75 U F51
2020-10-15 12:11:12 C 01 42 26.804 +03 05 26.31 U F51
2020-10-15 12:36:46 C 01 42 25.672 +03 05 22.11 U F51
2022-05-18 06:40:59 C 13 43 24.434 -05 47 21.11 U F52
2022-05-18 06:56:39 C 13 43 23.988 -05 47 21.23 U F52
2022-05-18 07:12:19 C 13 43 23.583 -05 47 21.44 U F52
2024-12-30 05:39:23 C 06 11 32.302 +28 50 21.84 V G96
2024-12-30 05:46:57 C 06 11 31.996 +28 50 23.24 V G96
2024-12-30 06:02:04 C 06 11 31.196 +28 50 25.80 V G96
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-05-31 14:05:00 -201295.7513 1 Hz 2380 -1 -1
2015-05-31 14:22:00 15902611.79 4 us 2380 -1 -1
2015-05-31 14:47:00 16030062.54 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)