857478 (2012 MK6)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5329766410 ± 2.54e-08
Semi-major axis (a)2.6425187183 AU ± 6.47e-09
Inclination (i)2.72845021° ± 2.46e-06
Long. of Asc. Node (Ω)327.00723620° ± 2.85e-05
Arg. of Perihelion (ω)303.38014365° ± 2.96e-05
Mean Anomaly (M)47.18976787° ± 6.32e-06
Mean Motion (n)0.2294484708°/day ± 8.42e-10
Perihelion dist (q)1.23411797 AU ± 6.71e-08
Aphelion dist (Q)4.05091947 AU ± 6.77e-08
Orbital Period4.29563239 yr ± 1.58e-08
Physical Parameters
H (abs. magnitude)19.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.176″
Uncertainty0
Orbit TypeAmor
MOID0.220985 AU
Observations Used254
Oppositions17
Arc Total2003-2025
First Observation Used2003-01-28
Last Observation Used2025-10-28
Observations (262)
Date Type RA Dec Mag Band Observatory
2012-08-16 07:40:05 C 21 58 13.14 -12 49 54.3 u H45
2012-08-16 07:41:45 C 21 58 13.11 -12 49 53.9 u H45
2012-08-16 07:43:41 C 21 58 13.05 -12 49 53.7 u H45
2012-08-16 07:44:49 C 21 58 12.99 -12 49 53.3 u H45
2012-08-17 10:24:58 c 21 57 36.603 -12 45 17.79 L F51
2012-08-17 11:06:06 c 21 57 35.427 -12 45 10.91 L F51
2012-08-17 11:26:38 c 21 57 34.841 -12 45 07.40 L F51
2012-08-20 19:57:10 C 21 55 49.18 -12 32 24.7 r 168
2012-08-20 20:33:06 C 21 55 48.33 -12 32 17.4 r 168
2012-08-21 21:08:42 C 21 55 18.56 -12 28 32.5 u A78
2012-08-21 21:18:55 C 21 55 18.33 -12 28 30.9 u A78
2012-08-21 21:27:51 C 21 55 18.16 -12 28 29.7 u A78
2012-08-21 21:38:07 C 21 55 17.90 -12 28 28.5 u A78
2012-08-21 21:47:05 C 21 55 17.68 -12 28 27.4 u A78
2012-08-23 07:17:54 C 21 54 37.60 -12 23 28.0 u H45
2012-08-23 07:19:47 C 21 54 37.57 -12 23 27.7 u H45
2012-08-23 07:21:47 C 21 54 37.53 -12 23 27.6 u H45
2012-08-23 07:23:01 C 21 54 37.50 -12 23 27.4 u H45
2012-08-23 07:24:19 C 21 54 37.49 -12 23 27.1 u H45
2012-09-02 05:04:56 C 21 51 15.55 -11 50 39.5 u 807
2012-09-02 05:11:37 C 21 51 15.46 -11 50 38.6 u 807
2012-09-02 05:18:23 C 21 51 15.37 -11 50 37.8 u 807
2012-09-02 05:25:02 C 21 51 15.29 -11 50 36.9 u 807
2012-09-02 05:31:31 C 21 51 15.20 -11 50 35.9 u 807
2012-09-05 04:08:47 C 21 50 45.68 -11 41 38.8 u H21
2012-09-05 04:15:43 C 21 50 45.61 -11 41 37.7 u H21
2012-09-05 04:23:16 C 21 50 45.54 -11 41 36.9 u H21
2012-09-14 23:28:36 C 21 50 54.04 -11 09 42.2 u 807
2012-09-14 23:32:39 C 21 50 54.06 -11 09 41.7 u 807
2012-09-14 23:37:15 C 21 50 54.09 -11 09 41.1 u 807
2012-10-04 04:21:12 C 21 58 59.59 -09 54 51.0 r G96
2012-10-04 04:29:22 C 21 58 59.80 -09 54 49.9 r G96
2012-10-04 04:37:41 C 21 59 00.02 -09 54 47.7 r G96
2012-10-04 04:45:52 C 21 59 00.20 -09 54 46.4 r G96
2016-02-05 11:41:25 C 11 03 24.350 +05 30 22.42 L F51
2016-02-05 11:58:23 C 11 03 23.863 +05 30 24.35 L F51
2016-02-05 12:15:25 C 11 03 23.384 +05 30 26.48 L F51
2016-02-05 13:16:57 C 11 03 21.555 +05 30 33.75 V T12
2016-02-05 13:23:36 C 11 03 21.366 +05 30 34.54 V T12
2016-02-05 13:31:07 C 11 03 21.144 +05 30 35.37 V T12
2016-02-09 12:25:39 C 11 00 29.376 +05 43 23.50 V T12
2016-02-09 12:29:18 C 11 00 29.250 +05 43 24.03 V T12
2016-02-09 12:34:30 C 11 00 29.074 +05 43 24.78 V T12
2016-02-09 12:39:59 C 11 00 28.887 +05 43 25.63 V T12
2016-03-06 07:54:21 C 10 33 04.956 +07 53 59.85 L F51
2016-03-06 08:11:13 C 10 33 04.055 +07 54 04.17 L F51
2016-03-06 08:28:01 C 10 33 03.162 +07 54 08.24 L F51
2016-03-06 08:44:54 C 10 33 02.283 +07 54 12.49 L F51
2016-03-07 08:21:21 C 10 31 49.682 +07 59 59.47 L F51
2016-03-07 08:38:07 C 10 31 48.796 +08 00 03.90 L F51