554126 (2012 NP)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4714184185 ± 9.78e-09
Semi-major axis (a)2.0909853458 AU ± 1.36e-09
Inclination (i)7.37349891° ± 2.07e-06
Long. of Asc. Node (Ω)149.23839760° ± 6.14e-06
Arg. of Perihelion (ω)161.05493530° ± 8.97e-06
Mean Anomaly (M)147.57521772° ± 3.27e-06
Mean Motion (n)0.3259761247°/day ± 3.17e-10
Perihelion dist (q)1.10525634 AU ± 2.05e-08
Aphelion dist (Q)3.07671435 AU ± 2.05e-08
Orbital Period3.02361495 yr ± 2.94e-09
Physical Parameters
H (abs. magnitude)21.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.285″
Uncertainty0
Orbit TypeAmor
MOID0.096506 AU
Observations Used433
Oppositions14
Arc Total2003-2024
First Observation Used2003-10-23
Last Observation Used2024-06-07
Observations (448)
Date Type RA Dec Mag Band Observatory
2015-07-07 06:17:24 C 17 20 14.13 +14 44 20.6 q G96
2015-07-07 06:24:46 C 17 20 14.52 +14 44 20.5 q G96
2015-07-07 06:32:07 C 17 20 14.87 +14 44 20.5 q G96
2015-07-10 20:52:03 C 17 26 22.39 +14 37 00.7 t 204
2015-07-10 21:02:13 C 17 26 23.10 +14 36 59.2 t 204
2015-07-10 21:12:19 C 17 26 23.79 +14 36 57.7 t 204
2015-07-14 06:28:09 C 17 33 31.68 +14 16 09.1 q H45
2015-07-14 06:30:25 C 17 33 31.83 +14 16 08.5 q H45
2015-07-14 06:32:27 C 17 33 32.02 +14 16 07.5 q H45
2015-07-14 06:34:36 C 17 33 32.21 +14 16 06.7 q H45
2015-07-14 06:36:42 C 17 33 32.40 +14 16 05.9 q H45
2015-07-14 06:38:42 C 17 33 32.57 +14 16 04.9 q H45
2015-07-18 05:39:55 C 17 44 00.33 +13 31 16.3 q H45
2015-07-18 05:41:43 C 17 44 00.50 +13 31 15.2 q H45
2015-07-18 05:48:50 C 17 44 01.29 +13 31 11.0 q H45
2015-07-18 05:51:45 C 17 44 01.60 +13 31 08.8 q H45
2015-07-18 05:53:32 C 17 44 01.79 +13 31 07.8 q H45
2015-07-18 05:55:42 C 17 44 02.03 +13 31 06.6 q H45
2015-07-18 09:53:46 C 17 44 31.529 +13 28 56.97 L F51
2015-07-18 10:11:12 C 17 44 33.456 +13 28 45.74 L F51
2015-07-18 10:46:20 C 17 44 37.319 +13 28 23.12 L F51
2015-07-28 21:56:02 C 18 26 32.82 +09 09 12.6 q 160
2015-07-28 21:59:24 C 18 26 33.48 +09 09 07.2 q 160
2015-07-28 22:02:11 C 18 26 34.02 +09 09 02.8 q 160
2015-08-06 20:02:23 C 19 21 17.26 +02 10 54.3 17.6 q 089
2015-08-06 20:05:42 C 19 21 18.16 +02 10 46.2 17.3 q 089
2015-08-06 20:15:42 C 19 21 20.95 +02 10 22.7 17.6 q 089
2015-08-06 20:19:02 C 19 21 21.88 +02 10 14.8 16.8 q 089
2015-08-06 20:22:22 C 19 21 22.84 +02 10 06.7 17.2 q 089
2015-08-06 20:25:42 C 19 21 23.73 +02 09 57.9 18.1 q 089
2015-08-06 21:19:04 C 19 21 40.05 +02 07 54.9 q 160
2015-08-06 21:22:50 C 19 21 41.06 +02 07 46.0 q 160
2015-08-06 21:26:13 C 19 21 42.00 +02 07 38.0 q 160
2015-08-07 19:55:46 C 19 28 25.72 +01 13 09.9 17.9 q 089
2015-08-07 20:08:38 C 19 28 29.39 +01 12 38.6 18.1 q 089
2015-08-07 20:11:57 C 19 28 30.37 +01 12 30.2 17.6 q 089
2015-08-07 20:15:17 C 19 28 31.27 +01 12 22.9 16.2 q 089
2015-08-07 20:18:36 C 19 28 32.30 +01 12 14.9 17.0 q 089
2015-08-07 23:39:14 C 19 29 31.09 +01 04 04.5 q 160
2015-08-07 23:42:04 C 19 29 31.88 +01 03 57.2 q 160
2015-08-07 23:44:54 C 19 29 32.70 +01 03 49.9 q 160
2015-08-11 21:50:53 C 19 59 14.71 -02 58 05.9 q C77
2015-08-11 21:53:41 C 19 59 15.60 -02 58 13.2 q C77
2015-08-11 21:56:38 C 19 59 16.50 -02 58 20.9 q C77
2015-08-11 22:25:11 C 19 59 24.99 -02 59 35.9 q 160
2015-08-11 22:28:03 C 19 59 25.89 -02 59 43.2 q 160
2015-08-11 22:30:54 C 19 59 26.75 -02 59 50.9 q 160
2015-08-12 21:42:06 C 20 07 01.47 -04 01 18.0 q 160
2015-08-12 21:44:53 C 20 07 02.31 -04 01 26.4 q 160
2015-08-12 21:47:43 C 20 07 03.23 -04 01 32.9 q 160