668949 (2012 PP28)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6063855172 ± 2.24e-08
Semi-major axis (a)1.9897442672 AU ± 1.15e-08
Inclination (i)5.67274476° ± 7.00e-06
Long. of Asc. Node (Ω)254.05556412° ± 8.90e-05
Arg. of Perihelion (ω)133.67903147° ± 8.85e-05
Mean Anomaly (M)240.79193752° ± 1.47e-05
Mean Motion (n)0.3511691715°/day ± 3.04e-09
Perihelion dist (q)0.78319216 AU ± 4.47e-08
Aphelion dist (Q)3.19629637 AU ± 4.82e-08
Orbital Period2.80669934 yr ± 2.43e-08
Physical Parameters
H (abs. magnitude)19.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.275″
Uncertainty0
Orbit TypeApollo
MOID0.026661 AU
Observations Used182
Oppositions8
Arc Total2012-2024
First Observation Used2012-08-14
Last Observation Used2024-02-28
Observations (185)
Date Type RA Dec Mag Band Observatory
2012-08-14 20:20:45 C 16 38 51.10 -05 18 36.3 r J75
2012-08-14 20:34:47 C 16 38 49.47 -05 18 25.3 r J75
2012-08-14 20:48:40 C 16 38 47.84 -05 18 15.4 r J75
2012-08-14 22:55:31 C 16 38 33.46 -05 16 41.1 r J75
2012-08-14 23:01:24 C 16 38 32.80 -05 16 36.9 r J75
2012-08-15 00:12:27 C 16 38 26.13 -05 15 13.8 u 807
2012-08-15 00:18:56 C 16 38 25.37 -05 15 09.0 u 807
2012-08-15 00:25:36 C 16 38 24.60 -05 15 04.1 u 807
2012-08-15 02:14:22 C 16 38 12.56 -05 14 14.6 t H21
2012-08-15 02:18:33 C 16 38 12.08 -05 14 11.5 t H21
2012-08-15 02:22:42 C 16 38 11.61 -05 14 08.3 t H21
2012-08-15 02:26:19 C 16 38 11.20 -05 14 05.7 t H21
2012-08-15 03:48:46 C 16 38 01.90 -05 13 03.7 u H36
2012-08-15 03:53:12 C 16 38 01.40 -05 13 00.9 u H36
2012-08-15 03:57:42 C 16 38 00.93 -05 12 57.7 u H36
2012-08-15 12:05:22 C 16 37 08.21 -05 06 52.5 o 300
2012-08-15 12:07:43 C 16 37 08.01 -05 06 50.8 o 300
2012-08-15 12:10:02 C 16 37 07.72 -05 06 49.0 o 300
2012-08-15 12:12:22 C 16 37 07.43 -05 06 47.4 o 300
2012-08-15 12:14:41 C 16 37 07.19 -05 06 46.0 o 300
2012-08-15 19:35:21 C 16 36 19.74 -05 01 21.8 v B03
2012-08-15 19:46:01 C 16 36 18.52 -05 01 14.1 v B03
2012-08-15 19:56:42 C 16 36 17.33 -05 01 06.0 v B03
2012-08-15 20:07:23 C 16 36 16.14 -05 00 58.0 v B03
2012-08-15 20:18:04 C 16 36 14.90 -05 00 49.1 v B03
2012-08-15 21:21:23 C 16 36 08.14 -05 00 03.3 u J95
2012-08-15 21:22:50 C 16 36 07.58 -04 59 59.7 v 470
2012-08-15 21:24:49 C 16 36 07.79 -05 00 00.3 u J95
2012-08-15 21:24:59 C 16 36 07.34 -04 59 58.1 v 470
2012-08-15 21:27:09 C 16 36 07.08 -04 59 55.7 v 470
2012-08-16 02:02:13 C 16 35 38.03 -04 56 29.5 t H21
2012-08-16 02:04:39 C 16 35 37.73 -04 56 28.0 t H21
2012-08-16 02:07:39 C 16 35 37.41 -04 56 26.1 t H21
2012-08-16 02:10:02 C 16 35 37.13 -04 56 24.0 t H21
2012-08-16 08:13:19 C 16 34 58.23 -04 51 14.3 o 474
2012-08-16 08:14:21 C 16 34 58.11 -04 51 13.4 o 474
2012-08-16 08:15:21 C 16 34 58.00 -04 51 12.7 o 474
2012-08-16 08:16:22 C 16 34 57.88 -04 51 12.0 o 474
2012-08-16 08:17:23 C 16 34 57.75 -04 51 11.0 o 474
2012-08-16 08:18:23 C 16 34 57.65 -04 51 10.4 o 474
2012-08-16 08:19:25 C 16 34 57.54 -04 51 09.6 o 474
2012-08-16 08:20:25 C 16 34 57.43 -04 51 08.9 o 474
2012-08-16 19:44:11 C 16 33 43.57 -04 43 15.5 o 033
2012-08-16 20:16:54 C 16 33 39.92 -04 42 50.9 o 033
2012-08-16 20:20:43 C 16 33 39.53 -04 42 48.4 o 033
2012-08-17 07:29:20 C 16 32 28.34 -04 33 41.6 o 474
2012-08-17 07:30:20 C 16 32 28.21 -04 33 40.9 o 474
2012-08-17 07:31:21 C 16 32 28.09 -04 33 40.1 o 474
2012-08-17 07:32:21 C 16 32 27.98 -04 33 39.3 o 474
2012-08-17 07:33:23 C 16 32 27.86 -04 33 38.4 o 474