516984 (2012 PN28)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5315849956 ± 1.51e-07
Semi-major axis (a)1.7803600162 AU ± 2.80e-08
Inclination (i)24.48012342° ± 1.78e-05
Long. of Asc. Node (Ω)319.03420066° ± 2.73e-05
Arg. of Perihelion (ω)174.91513260° ± 3.24e-05
Mean Anomaly (M)76.08679159° ± 1.24e-05
Mean Motion (n)0.4149067763°/day ± 9.77e-09
Perihelion dist (q)0.83394734 AU ± 2.68e-07
Aphelion dist (Q)2.72677269 AU ± 2.72e-07
Orbital Period2.37553672 yr ± 5.59e-08
Physical Parameters
H (abs. magnitude)18.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.435″
Uncertainty0
Orbit TypeApollo
MOID0.151186 AU
Observations Used124
Oppositions7
Arc Total2012-2024
First Observation Used2012-08-13
Last Observation Used2024-09-28
Observations (179)
Date Type RA Dec Mag Band Observatory
2018-07-12 07:37:48 C 11 38 01.90 -29 34 16.4 U 474
2018-07-12 07:42:02 C 11 38 02.55 -29 34 18.9 U 474
2019-08-21 05:08:52 C 21 31 19.54 -10 58 51.9 o 691
2019-08-21 05:20:16 C 21 31 18.85 -10 58 52.1 o 691
2019-08-28 09:56:35 C 21 20 43.345 -11 05 48.53 U F51
2019-08-28 10:15:15 C 21 20 42.228 -11 05 49.34 U F51
2019-08-28 10:52:33 C 21 20 39.924 -11 05 50.69 U F51
2022-09-12 01:37:49 C 03 13 54.71 +55 29 15.6 X B88
2022-09-12 02:33:57 C 03 14 00.14 +55 30 39.4 X B88
2022-09-12 03:32:00 C 03 14 06.18 +55 32 06.9 X B88
2022-09-13 01:37:54 C 03 16 25.10 +56 05 20.8 X B88
2022-09-13 02:36:56 C 03 16 31.16 +56 06 50.5 X B88
2022-09-13 03:33:00 C 03 16 36.92 +56 08 15.6 X B88
2022-09-15 08:16:23 C 03 22 22.627 +57 28 41.66 V G96
2022-09-15 08:25:09 C 03 22 23.538 +57 28 55.38 V G96
2022-09-15 08:34:35 C 03 22 24.683 +57 29 10.50 V G96
2022-11-07 22:43:36 S 12 16 15.05 +69 28 36.5 L C51
2022-11-07 22:43:47 S 12 16 15.24 +69 28 36.6 L C51
2022-11-08 01:51:23 S 12 17 14.60 +69 21 22.7 L C51
2022-11-08 04:59:08 S 12 18 13.53 +69 14 06.5 L C51
2022-11-08 06:32:50 S 12 18 42.69 +69 10 27.8 L C51
2022-11-08 08:06:43 S 12 19 11.794 +69 06 48.60 L C51
2022-11-08 09:40:36 S 12 19 40.75 +69 03 08.9 L C51
2022-11-08 11:14:29 S 12 20 09.55 +68 59 28.9 L C51
2022-11-08 14:22:05 S 12 21 06.68 +68 52 07.7 L C51
2022-11-08 15:55:57 S 12 21 35.00 +68 48 26.2 L C51
2022-11-08 17:29:50 S 12 22 03.30 +68 44 44.2 L C51
2022-11-08 19:03:44 S 12 22 31.42 +68 41 01.8 L C51
2022-11-08 22:11:19 S 12 23 27.17 +68 33 35.8 L C51
2022-11-08 23:45:11 S 12 23 54.92 +68 29 52.1 L C51
2022-11-09 02:52:58 S 12 24 49.882 +68 22 23.70 L C51
2022-11-09 04:26:50 S 12 25 17.22 +68 18 38.5 L C51
2022-11-09 07:34:26 S 12 26 11.35 +68 11 07.5 L C51
2022-11-09 10:42:12 S 12 27 05.059 +68 03 34.24 L C51
2022-11-17 12:13:06 C 13 09 20.372 +59 26 37.32 V 703
2022-11-17 12:20:16 C 13 09 21.708 +59 26 17.05 V 703
2022-11-17 12:34:35 C 13 09 24.008 +59 25 37.70 V 703
2022-11-23 12:33:34 C 13 29 53.848 +52 03 39.10 V 703
2022-11-23 12:40:42 C 13 29 54.766 +52 03 17.10 V 703
2022-11-23 12:47:50 C 13 29 55.475 +52 02 53.12 V 703
2022-11-23 12:54:58 C 13 29 56.346 +52 02 29.94 V 703
2022-11-29 12:16:29 C 13 45 23.044 +43 56 30.77 V 703
2022-11-29 12:23:39 C 13 45 23.692 +43 56 06.36 V 703
2022-11-29 12:30:50 C 13 45 24.289 +43 55 40.12 V 703
2022-11-29 12:38:00 C 13 45 24.844 +43 55 16.03 V 703
2023-04-03 21:21:42 S 19 32 52.45 -58 44 59.0 L C51
2023-04-04 06:43:10 S 19 33 33.01 -58 48 40.7 L C51
2023-04-04 08:16:52 S 19 33 39.72 -58 49 17.5 L C51
2023-04-04 09:50:24 S 19 33 46.49 -58 49 54.7 L C51
2023-04-04 12:57:36 S 19 33 59.93 -58 51 08.6 L C51