154275 (2002 SR41)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4907875808 ± 1.09e-08
Semi-major axis (a)1.0836517851 AU ± 2.32e-10
Inclination (i)11.57529375° ± 2.27e-06
Long. of Asc. Node (Ω)247.76645082° ± 4.93e-06
Arg. of Perihelion (ω)258.19732511° ± 4.66e-06
Mean Anomaly (M)109.22611262° ± 1.67e-06
Mean Motion (n)0.8737308094°/day ± 2.81e-10
Perihelion dist (q)0.55180895 AU ± 1.18e-08
Aphelion dist (Q)1.61549462 AU ± 1.18e-08
Orbital Period1.12806630 yr ± 3.63e-10
Physical Parameters
H (abs. magnitude)20.13
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.306″
Uncertainty0
Orbit TypeApollo
MOID0.036499 AU
Observations Used461
Radar Obs Used2
Oppositions1
Arc Total2002-2023
First Observation Used2002-09-30
Last Observation Used2023-07-08
Observations (488)
Date Type RA Dec Mag Band Observatory
2014-06-13 20:24:38 C 15 03 35.72 +37 18 03.3 t L04
2014-06-13 20:27:19 C 15 03 37.55 +37 17 28.6 t L04
2014-06-13 20:30:40 C 15 03 39.84 +37 16 44.8 t L04
2014-06-15 21:32:49 C 15 29 10.23 +28 31 10.2 q Z81
2014-06-15 21:54:12 C 15 29 17.63 +28 28 04.8 q Z81
2014-06-15 22:21:02 C 15 29 26.85 +28 24 12.5 q Z81
2014-06-15 22:26:34 C 15 29 27.15 +28 22 53.9 q C43
2014-06-15 22:30:15 C 15 29 28.45 +28 22 21.8 q C43
2014-06-15 22:36:14 C 15 29 30.54 +28 21 30.0 q C43
2014-06-15 22:38:19 C 15 29 31.27 +28 21 11.9 q C43
2014-06-15 22:40:23 C 15 29 32.00 +28 20 53.7 q C43
2014-06-16 01:43:28 C 15 30 36.44 +27 55 30.3 q G40
2014-06-16 02:03:28 C 15 30 43.15 +27 52 39.0 q G40
2014-06-16 02:23:32 C 15 30 49.90 +27 49 47.8 q G40
2014-06-16 21:12:35 C 15 37 02.70 +25 23 14.3 Q I99
2014-06-16 21:14:10 C 15 37 03.15 +25 23 03.3 Q I99
2014-06-16 21:20:57 C 15 37 04.96 +25 22 14.0 Q I99
2014-06-16 21:52:07 C 15 37 14.85 +25 18 49.9 w J51
2014-06-16 22:07:01 C 15 37 18.74 +25 17 03.4 w J51
2014-06-16 22:21:54 C 15 37 22.63 +25 15 17.9 w J51
2014-06-18 06:10:28 C 15 45 19.27 +21 52 09.6 q 703
2014-06-18 06:20:08 C 15 45 21.15 +21 51 14.1 q 703
2014-06-18 06:33:26 C 15 45 23.73 +21 49 58.3 q G96
2014-06-18 06:41:17 C 15 45 25.26 +21 49 13.7 q 703
2014-06-18 06:45:55 C 15 45 26.16 +21 48 47.1 q G96
2014-06-18 06:53:48 C 15 45 27.68 +21 48 02.1 q G96
2014-06-18 06:58:07 C 15 45 28.51 +21 47 37.7 q 703
2014-06-18 07:01:41 C 15 45 29.21 +21 47 17.3 q G96
2014-06-18 20:45:09 C 15 48 18.65 +20 32 56.4 q 585
2014-06-18 20:46:20 C 15 48 18.90 +20 32 50.2 18.1 q 585
2014-06-18 20:47:30 C 15 48 19.07 +20 32 44.3 q 585
2014-06-18 20:48:42 C 15 48 19.29 +20 32 38.4 17.9 q 585
2014-06-18 20:49:54 C 15 48 19.49 +20 32 31.9 q 585
2014-06-18 20:51:06 C 15 48 19.69 +20 32 26.0 17.9 q 585
2014-06-18 20:52:16 C 15 48 19.92 +20 32 19.7 q 585
2014-06-18 20:53:27 C 15 48 20.14 +20 32 13.7 18.0 q 585
2014-06-18 20:54:39 C 15 48 20.33 +20 32 07.4 q 585
2014-06-18 20:55:51 C 15 48 20.57 +20 32 01.3 18.1 q 585
2014-06-18 21:06:37 C 15 48 22.44 +20 31 05.7 q 585
2014-06-18 21:07:50 C 15 48 22.64 +20 30 59.8 18.3 q 585
2014-06-18 21:09:00 C 15 48 22.86 +20 30 53.5 q 585
2014-06-18 21:10:11 C 15 48 23.05 +20 30 47.3 18.4 q 585
2014-06-18 21:11:56 C 15 48 23.37 +20 30 38.2 q 585
2014-06-18 21:12:35 C 15 48 23.50 +20 30 34.7 18.0 q 585
2014-06-18 21:13:45 C 15 48 23.69 +20 30 28.9 q 585
2014-06-18 21:16:07 C 15 48 24.11 +20 30 16.7 q 585
2014-06-18 22:43:20 C 15 48 39.48 +20 22 48.6 q 585
2014-06-18 22:43:53 C 15 48 39.59 +20 22 46.4 q 585
2014-06-18 22:45:42 C 15 48 39.90 +20 22 36.3 q 585
2014-06-18 22:48:05 C 15 48 40.33 +20 22 24.3 q 585
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-06-03 11:30:00 69808.8673 5 Hz 2380 -1 -1
2014-06-20 01:34:00 -242833.0573 0.3 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)