137126 (1999 CF9)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6008300378 ± 2.00e+00
Semi-major axis (a)1.7700615799 AU ± 3.00e+00
Inclination (i)5.54396360° ± 4.00e+00
Long. of Asc. Node (Ω)156.84544990° ± 5.00e+00
Arg. of Perihelion (ω)90.61272758° ± 6.00e+00
Mean Anomaly (M)88.13582052° ± 4.25e-07
Mean Motion (n)0.4185330061°/day ± 1.06e+00
Perihelion dist (q)0.70655541 AU ± 3.74e+00
Aphelion dist (Q)2.83356775 AU ± 5.97e+00
Orbital Period2.35495473 yr ± 5.99e+00
NGA Modelr2
A2-1.50216202e-06 AU/d²
Physical Parameters
H (abs. magnitude)18.08
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.304″
Uncertainty0
Orbit TypeApollo
MOID0.017566 AU
Observations Used1164
Oppositions15
Arc Total1999-2025
First Observation Used1999-01-15
Last Observation Used2025-12-24
Observations (1221)
Date Type RA Dec Mag Band Observatory
2025-03-06 02:20:54 C 15 24 48.509 +01 45 56.95 W K85
2025-03-06 02:22:04 C 15 24 50.239 +01 46 11.78 X M26
2025-03-06 02:40:54 C 15 25 21.613 +01 46 18.11 W K85
2025-03-06 02:50:54 C 15 25 38.175 +01 46 28.70 W K85
2025-03-06 03:25:54 C 15 26 36.262 +01 47 05.49 W K85
2025-03-06 03:35:54 C 15 26 52.875 +01 47 16.37 W K85
2025-03-07 00:06:32 C 16 03 28.01 +02 08 35.5 V M32
2025-03-07 00:07:11 C 16 03 29.24 +02 08 37.1 V M32
2025-03-07 00:07:33 C 16 03 29.86 +02 08 37.9 V M32
2025-03-07 00:07:50 C 16 03 30.46 +02 08 37.5 V M32
2025-03-07 00:07:56 C 16 03 30.62 +02 08 37.8 V M32
2025-03-07 00:16:09 C 16 03 44.48 +02 08 53.6 X D04
2025-03-07 00:18:01 C 16 03 47.93 +02 08 55.5 X D04
2025-03-07 00:19:54 C 16 03 51.34 +02 08 57.5 X D04
2025-03-07 00:21:47 C 16 03 54.78 +02 08 59.6 X D04
2025-03-07 00:23:40 C 16 03 58.21 +02 09 01.0 X D04
2025-03-07 00:25:31 C 16 04 01.65 +02 09 02.7 X D04
2025-03-07 00:27:25 C 16 04 05.09 +02 09 05.2 X D04
2025-03-07 00:29:18 C 16 04 08.53 +02 09 06.6 X D04
2025-03-07 00:31:09 C 16 04 11.99 +02 09 08.8 X D04
2025-03-07 00:33:02 C 16 04 15.42 +02 09 10.4 X D04
2025-03-07 00:34:55 C 16 04 18.85 +02 09 13.0 X D04
2025-03-07 00:36:48 C 16 04 22.26 +02 09 14.4 X D04
2025-03-07 23:28:01 C 16 48 08.83 +02 30 19.5 X D04
2025-03-07 23:33:39 C 16 48 19.65 +02 30 23.8 X D04
2025-03-07 23:35:32 C 16 48 23.28 +02 30 25.4 X D04
2025-03-07 23:37:25 C 16 48 26.91 +02 30 26.6 X D04
2025-03-07 23:41:09 C 16 48 34.09 +02 30 29.8 X D04
2025-03-07 23:43:02 C 16 48 37.68 +02 30 30.9 X D04
2025-03-07 23:44:55 C 16 48 41.33 +02 30 32.6 X D04
2025-03-07 23:46:46 C 16 48 44.86 +02 30 33.8 X D04
2025-03-08 03:13:02 C 16 55 23.599 +02 33 08.98 W K85
2025-03-08 03:23:02 C 16 55 42.780 +02 33 16.85 W K85
2025-03-08 04:23:02 C 16 57 37.747 +02 34 03.67 W K85
2025-03-08 12:39:28 C 17 13 45.979 +02 41 12.37 V T08
2025-03-08 12:43:34 C 17 13 53.767 +02 41 15.07 V T08
2025-03-08 13:16:34 C 17 14 56.453 +02 41 37.79 V T08
2025-03-08 13:20:33 C 17 15 04.013 +02 41 40.45 V T08
2025-03-08 13:24:33 C 17 15 11.566 +02 41 43.26 V T08
2025-03-08 13:25:12 C 17 15 12.818 +02 41 43.55 V T08
2025-03-08 13:45:23 C 17 15 51.019 +02 41 57.37 V T08
2025-03-08 13:55:18 C 17 16 09.761 +02 42 03.92 V T08
2025-03-09 02:21:38 C 17 39 44.146 +02 47 55.86 Z C23
2025-03-09 02:26:45 C 17 39 53.630 +02 47 58.49 Z C23
2025-03-09 02:30:55 C 17 40 01.315 +02 48 00.94 Z C23
2025-03-09 03:04:19 C 17 41 02.830 +02 48 17.60 Z C23
2025-03-09 03:06:02 C 17 41 05.981 +02 48 18.07 Z C23
2025-03-09 03:28:08 C 17 41 46.538 +02 48 29.16 Z C23
2025-03-09 08:33:36 C 17 51 10.097 +02 54 12.89 V W68
2025-03-09 08:40:57 C 17 51 23.294 +02 54 16.09 V W68
Radar Observations (12)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-08-21 03:10:00 319773.944 1.5 Hz 8560 -14 -14
2013-08-21 04:00:00 66346826.79 10 us 8560 -14 -14
2013-08-21 04:30:00 66282046.75 2 us 8560 -14 -14
2013-08-22 03:40:00 63921527.254 4 us 8560 -14 -14
2013-08-22 04:20:00 139016.798 2 Hz 8560 -14 -14
2013-08-23 03:20:00 63238391.082 2 us 8560 -14 -14
2013-08-23 03:40:00 -33068.671 1.5 Hz 8560 -14 -14
2013-08-25 01:20:00 66987518.311 2 us 8560 -14 -14
2025-03-08 09:30:00 -51357.8 2 Hz 8560 -14 -14
2025-03-08 10:20:00 52842415 2 us 8560 -14 -14
2025-03-08 10:50:00 52855887 1 us 8560 -14 -14
2025-03-10 16:10:00 59591765 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)