2015 KU121

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4953058782 ± 4.50e-07
Semi-major axis (a)1.0782043136 AU ± 2.08e-07
Inclination (i)13.34138528° ± 1.69e-05
Long. of Asc. Node (Ω)75.14206459° ± 1.14e-06
Arg. of Perihelion (ω)294.41433926° ± 1.98e-05
Mean Anomaly (M)67.06116319° ± 9.70e-04
Mean Motion (n)0.8803468700°/day ± 2.55e-07
Perihelion dist (q)0.54416890 AU ± 4.96e-07
Aphelion dist (Q)1.61223530 AU ± 5.76e-07
Orbital Period1.11956740 yr ± 3.24e-07
Physical Parameters
H (abs. magnitude)22.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.255″
Uncertainty1
Orbit TypeApollo
MOID0.002775 AU
Observations Used216
Oppositions2
Arc Total2015-2016
First Observation Used
Last Observation Used2016-05-11
Observations (248)
Date Type RA Dec Mag Band Observatory
2015-06-06 07:12:57 C 14 21 41.37 -03 28 08.2 o 926
2015-06-06 07:14:29 C 14 21 36.52 -03 28 08.6 o 926
2015-06-06 20:34:25 C 13 35 09.63 -03 31 52.6 q 160
2015-06-06 20:35:15 C 13 35 06.28 -03 31 52.4 q 160
2015-06-06 20:36:04 C 13 35 03.07 -03 31 52.5 q 160
2015-06-06 21:43:11 C 13 30 32.99 -03 31 46.7 u A48
2015-06-06 21:44:07 C 13 30 29.27 -03 31 45.4 u A48
2015-06-06 21:45:03 C 13 30 25.47 -03 31 45.4 u A48
2015-06-06 21:45:59 C 13 30 21.61 -03 31 45.8 u A48
2015-06-07 04:44:03 C 13 01 22.24 -03 27 14.8 o 926
2015-06-07 04:45:44 C 13 01 14.74 -03 27 13.6 o 926
2015-06-07 04:47:25 C 13 01 07.25 -03 27 12.2 o 926
2015-06-07 04:49:04 C 13 00 59.81 -03 27 10.7 o 926
2015-06-07 04:50:46 C 13 00 52.26 -03 27 09.5 o 926
2015-06-07 04:52:27 C 13 00 44.75 -03 27 08.3 o 926
2015-06-07 05:29:05 C 12 58 01.06 -03 26 38.0 o 926
2015-06-07 05:30:47 C 12 57 53.50 -03 26 36.5 o 926
2015-06-07 05:32:28 C 12 57 45.94 -03 26 35.1 o 926
2015-06-07 05:34:09 C 12 57 38.44 -03 26 33.8 o 926
2015-06-07 05:35:51 C 12 57 30.88 -03 26 32.2 o 926
2015-06-07 05:37:32 C 12 57 23.32 -03 26 30.7 o 926
2015-06-07 07:34:02 C 12 48 41.19 -03 24 58.3 U 654
2015-06-07 20:56:43 C 11 46 59.27 -03 05 19.9 q 160
2015-06-07 20:57:26 C 11 46 55.96 -03 05 18.1 q 160
2015-06-08 04:20:39 C 11 12 58.52 -02 47 14.0 U 654
2015-06-08 05:20:36 C 11 08 24.97 -02 44 37.9 U 654
2015-06-08 05:50:38 C 11 06 09.38 -02 43 18.5 U 654
2016-05-10 09:49:07 C 13 06 50.252 +17 02 13.66 t 568
2016-05-10 10:26:57 C 13 06 45.972 +17 02 04.86 t 568
2016-05-11 07:20:59 C 13 04 30.875 +16 57 10.64 t 568
2015-05-20 02:58:15 C 15 13 35.28 -19 46 31.1 22.7 W84
2015-05-20 03:02:49 C 15 13 35.12 -19 46 29.7 W84
2015-05-20 03:11:58 C 15 13 34.80 -19 46 26.9 W84
2015-05-20 03:16:34 C 15 13 34.64 -19 46 25.8 W84
2015-05-21 02:58:14 C 15 12 47.48 -19 39 20.4 22.4 W84
2015-05-21 03:02:46 C 15 12 47.32 -19 39 18.8 W84
2015-05-21 03:07:25 C 15 12 47.16 -19 39 17.5 W84
2015-05-21 03:12:04 C 15 12 46.98 -19 39 16.3 W84
2015-05-21 03:16:37 C 15 12 46.84 -19 39 14.7 W84
2015-05-22 04:53:55 C 15 11 56.32 -19 31 35.3 22.5 W84
2015-05-22 04:58:34 C 15 11 56.15 -19 31 33.8 W84
2015-05-22 05:03:15 C 15 11 55.99 -19 31 32.4 W84
2015-05-22 05:07:56 C 15 11 55.84 -19 31 31.0 W84
2015-05-22 05:12:33 C 15 11 55.68 -19 31 29.6 W84
2015-05-24 01:14:55 C 15 10 31.29 -19 18 22.2 22.5 W84
2015-05-24 01:19:28 C 15 10 31.14 -19 18 20.9 W84
2015-05-24 01:24:06 C 15 10 30.99 -19 18 19.4 W84
2015-05-24 01:28:47 C 15 10 30.83 -19 18 18.2 W84