10636 (1998 QK56)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5128236673 ± 6.48e-09
Semi-major axis (a)1.8846652311 AU ± 8.39e-10
Inclination (i)13.57493365° ± 2.43e-06
Long. of Asc. Node (Ω)172.91586272° ± 2.88e-06
Arg. of Perihelion (ω)286.34427389° ± 3.19e-06
Mean Anomaly (M)151.60519151° ± 9.37e-07
Mean Motion (n)0.3809438338°/day ± 2.54e-10
Perihelion dist (q)0.91816430 AU ± 1.22e-08
Aphelion dist (Q)2.85116617 AU ± 1.23e-08
Orbital Period2.58732704 yr ± 1.73e-09
Physical Parameters
H (abs. magnitude)17.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.238″
Uncertainty0
Orbit TypeApollo
MOID0.110777 AU
Observations Used786
Radar Obs Used1
Oppositions38
Arc Total1955-2025
First Observation Used1955-05-16
Last Observation Used2025-06-25
Observations (883)
Date Type RA Dec Mag Band Observatory
2020-06-22 11:04:43 C 16 22 35.491 -00 24 43.99 U F52
2020-07-10 07:29:43 C 16 09 36.147 -01 31 10.84 U F51
2020-07-10 07:47:02 C 16 09 35.782 -01 31 14.55 U F51
2020-07-10 08:04:23 C 16 09 35.412 -01 31 18.17 U F51
2020-07-10 08:21:44 C 16 09 35.055 -01 31 21.95 U F51
2021-06-17 08:09:32 C 22 05 16.65 +00 56 14.9 u H21
2021-06-17 08:15:43 C 22 05 16.78 +00 56 16.3 u H21
2021-06-17 08:22:49 C 22 05 16.92 +00 56 17.2 u H21
2021-06-20 12:34:18 C 22 05 51.301 +01 07 27.53 U F51
2021-06-20 12:35:16 C 22 05 51.310 +01 07 27.66 U F51
2021-06-20 12:53:33 C 22 05 51.390 +01 07 30.05 U F51
2021-06-20 12:54:34 C 22 05 51.409 +01 07 29.99 U F51
2021-06-20 13:12:53 C 22 05 51.497 +01 07 32.63 U F51
2021-06-20 13:13:51 C 22 05 51.495 +01 07 32.80 U F51
2021-07-03 12:30:04 C 22 05 32.557 +01 36 32.74 U F51
2021-07-03 12:46:06 C 22 05 32.389 +01 36 33.53 U F51
2021-07-03 13:02:09 C 22 05 32.234 +01 36 34.42 U F51
2021-07-03 13:18:19 C 22 05 32.084 +01 36 34.91 U F51
2021-07-14 10:58:21 C 22 01 32.709 +01 34 41.03 U F51
2021-07-14 11:16:45 C 22 01 32.246 +01 34 39.98 U F51
2021-07-14 11:35:11 C 22 01 31.849 +01 34 38.78 U F51
2021-07-14 11:53:43 C 22 01 31.419 +01 34 37.74 U F51
2021-07-30 11:50:00 C 21 49 02.334 +00 34 45.51 U F51
2021-07-30 12:07:59 C 21 49 01.545 +00 34 40.96 U F51
2021-07-30 12:25:59 C 21 49 00.752 +00 34 36.55 U F51
2021-07-30 12:44:01 C 21 48 59.939 +00 34 31.79 U F51
2021-08-07 07:53:48 C 21 40 16.302 -00 22 41.21 U F51
2021-08-07 08:12:24 C 21 40 15.337 -00 22 47.59 U F51
2021-08-07 08:30:57 C 21 40 14.365 -00 22 54.11 U F51
2021-08-07 08:49:24 C 21 40 13.416 -00 23 00.87 U F51
2021-08-11 08:56:37 C 21 35 12.523 -00 59 35.86 U F51
2021-08-11 09:14:24 C 21 35 11.538 -00 59 42.93 U F51
2021-08-11 09:32:14 C 21 35 10.546 -00 59 50.24 U F51
2021-08-12 14:43:51 C 21 33 35.945 -01 11 46.07 V P07
2021-08-12 14:46:45 C 21 33 35.830 -01 11 48.16 V P07
2021-08-12 15:58:44 C 21 33 31.738 -01 12 18.54 V P07
2021-08-12 18:40:53 C 21 33 22.526 -01 13 26.83 V P07
2021-08-12 19:29:40 C 21 33 19.865 -01 13 47.03 V P07
2021-08-16 14:51:39 C 21 28 16.03 -01 54 16.2 q D29
2021-08-16 15:12:01 C 21 28 14.83 -01 54 26.0 q D29
2021-08-16 15:32:24 C 21 28 13.70 -01 54 35.1 q D29
2021-08-26 11:25:00 C 21 14 47.254 -03 53 38.02 U F51
2021-08-26 11:42:45 C 21 14 46.217 -03 53 47.41 U F51
2021-08-26 12:00:34 C 21 14 45.184 -03 53 57.03 U F51
2021-08-26 12:18:18 C 21 14 44.150 -03 54 06.43 U F51
2021-09-08 08:06:05 C 20 58 32.963 -06 47 03.40 U F52
2021-09-08 08:22:52 C 20 58 32.146 -06 47 12.90 U F52
2021-09-08 08:39:36 C 20 58 31.328 -06 47 22.43 U F52
2021-09-08 08:56:21 C 20 58 30.509 -06 47 31.93 U F52
2021-09-11 12:42:51 C 20 55 06.57 -07 30 26.0 V D29
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-03-13 01:51:00 197914228.35 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)