2012 PO28

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3855142867 ± 7.37e-08
Semi-major axis (a)2.0907792986 AU ± 8.28e-09
Inclination (i)3.59169573° ± 2.94e-06
Long. of Asc. Node (Ω)176.52676175° ± 4.42e-05
Arg. of Perihelion (ω)119.15930694° ± 5.69e-05
Mean Anomaly (M)154.17492554° ± 1.73e-05
Mean Motion (n)0.3260243135°/day ± 1.94e-09
Perihelion dist (q)1.28475401 AU ± 1.54e-07
Aphelion dist (Q)2.89680459 AU ± 1.54e-07
Orbital Period3.02316804 yr ± 1.80e-08
Physical Parameters
H (abs. magnitude)22.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.195″
Uncertainty0
Orbit TypeAmor
MOID0.274086 AU
Observations Used82
Oppositions10
Arc Total2009-2024
First Observation Used2009-09-16
Last Observation Used2024-06-30
Observations (86)
Date Type RA Dec Mag Band Observatory
2009-09-16 08:08:03 C 23 22 01.292 -03 06 49.89 n 645
2009-09-16 08:09:15 C 23 22 01.265 -03 06 50.34 n 645
2009-09-16 08:12:50 C 23 22 01.184 -03 06 52.07 n 645
2012-08-13 10:01:11 c 22 23 42.574 -01 47 16.05 L F51
2012-08-13 10:22:03 c 22 23 42.619 -01 47 24.92 L F51
2012-08-13 10:42:59 c 22 23 42.647 -01 47 33.69 L F51
2012-08-13 11:04:13 c 22 23 42.682 -01 47 42.69 L F51
2012-08-16 15:43:26 C 22 24 14.52 -02 21 08.7 t E10
2012-08-16 15:46:51 C 22 24 14.52 -02 21 10.3 t E10
2012-08-16 15:50:12 C 22 24 14.51 -02 21 11.8 t E10
2012-08-16 15:53:36 C 22 24 14.52 -02 21 13.4 t E10
2012-08-18 05:30:33 C 22 24 26.37 -02 39 10.2 u H21
2012-08-18 05:39:56 C 22 24 26.34 -02 39 14.2 u H21
2012-08-18 05:49:14 C 22 24 26.34 -02 39 18.8 u H21
2012-08-23 12:13:52 C 22 24 47.89 -03 39 56.7 o 474
2012-08-23 12:19:26 C 22 24 47.91 -03 39 59.4 o 474
2012-08-23 12:23:59 C 22 24 47.85 -03 40 01.4 o 474
2012-08-23 12:29:03 C 22 24 47.85 -03 40 04.0 o 474
2012-08-23 12:34:07 C 22 24 47.83 -03 40 05.8 o 474
2012-09-13 22:28:05 C 22 26 42.73 -07 29 12.8 t J04
2012-09-13 22:41:36 C 22 26 42.81 -07 29 17.8 t J04
2012-09-13 22:55:06 C 22 26 42.85 -07 29 22.4 t J04
2012-09-14 07:54:53 C 22 26 47.33 -07 32 28.5 o 291
2012-09-14 08:06:37 C 22 26 47.42 -07 32 32.1 o 291
2012-09-14 08:19:52 C 22 26 47.50 -07 32 36.2 o 291
2012-09-15 02:30:03 C 22 26 58.58 -07 38 39.8 t J04
2012-09-15 02:43:36 C 22 26 58.70 -07 38 45.1 t J04
2012-09-16 00:30:51 C 22 27 13.74 -07 45 47.9 t J04
2012-09-16 00:44:22 C 22 27 13.81 -07 45 52.6 t J04
2012-09-16 00:57:54 C 22 27 13.92 -07 45 56.6 t J04
2012-09-20 06:08:22 C 22 28 36.43 -08 15 04.6 o 291
2012-09-20 06:19:05 C 22 28 36.58 -08 15 08.4 o 291
2012-09-21 03:50:14 C 22 28 58.01 -08 20 33.9 o 291
2012-09-21 04:01:21 C 22 28 58.09 -08 20 34.2 o 291
2012-09-21 04:12:26 C 22 28 58.25 -08 20 37.9 o 291
2015-05-27 08:31:34 C 19 07 54.76 -11 14 03.6 t 705
2015-05-27 08:33:26 C 19 07 54.90 -11 14 02.6 t 705
2015-05-27 08:35:18 C 19 07 55.02 -11 14 01.9 t 705
2015-06-21 10:34:58 C 19 48 40.03 -06 28 13.5 o 291
2015-06-21 10:39:06 C 19 48 40.24 -06 28 12.7 o 291
2015-06-21 10:43:16 C 19 48 40.48 -06 28 10.5 o 291
2015-06-23 15:33:29 C 19 51 41.48 -06 07 52.7 t 474
2015-06-23 15:38:33 C 19 51 41.73 -06 07 50.4 t 474
2015-06-23 15:43:41 C 19 51 42.00 -06 07 48.5 t 474
2015-06-23 15:49:45 C 19 51 42.28 -06 07 45.6 t 474
2015-06-27 12:22:36 C 19 56 45.732 -05 37 38.37 L F51
2015-06-27 12:40:33 C 19 56 46.538 -05 37 32.99 L F51
2015-06-27 12:58:29 C 19 56 47.347 -05 37 27.53 L F51
2015-07-18 10:54:51 C 20 19 15.228 -04 47 22.78 L F51
2015-07-18 11:12:46 C 20 19 15.750 -04 47 24.96 L F51