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
2025-03-09 08:46:10 C 17 51 32.616 +02 54 18.25 V W68
2025-03-09 09:17:19 C 17 52 28.219 +02 54 31.46 V W68
2025-07-02 14:00:42 C 02 08 13.696 +12 14 09.20 X F52
2025-07-02 14:08:09 C 02 08 14.234 +12 14 10.57 X F52
2025-07-02 14:15:33 C 02 08 14.778 +12 14 12.05 X F52
2025-07-02 14:23:00 C 02 08 15.316 +12 14 13.47 X F52
2025-09-15 14:15:56 C 02 47 36.507 +09 20 23.01 X F52
2025-09-15 14:31:51 C 02 47 35.782 +09 20 16.48 X F52
2025-09-15 14:47:44 C 02 47 35.051 +09 20 10.12 X F52
2025-09-22 13:59:15 C 02 39 16.800 +08 08 25.16 X F51
2025-09-22 14:17:35 C 02 39 15.748 +08 08 16.87 X F51
2025-09-22 14:35:56 C 02 39 14.691 +08 08 08.60 X F51
2025-09-24 09:52:11 C 02 36 47.092 +07 48 25.45 V G96
2025-09-24 09:59:37 C 02 36 46.624 +07 48 21.89 V G96
2025-09-24 10:07:04 C 02 36 46.192 +07 48 18.54 V G96
2025-09-24 10:14:30 C 02 36 45.752 +07 48 15.37 V G96
2025-10-02 02:20:49 B 02 25 07.198 +06 21 23.18 W M21
2025-10-02 03:07:38 B 02 25 03.939 +06 21 00.40 W M21
2025-10-02 10:05:38 C 02 24 35.906 +06 17 32.10 V G96
2025-10-02 10:13:07 C 02 24 35.384 +06 17 28.39 V G96
2025-10-02 10:20:35 C 02 24 34.870 +06 17 24.94 V G96
2025-10-02 10:28:05 C 02 24 34.376 +06 17 20.44 V G96
2025-10-02 11:58:31 C 02 24 28.401 +06 16 39.18 X F51
2025-10-02 12:18:13 C 02 24 27.030 +06 16 29.81 X F51
2025-10-02 12:57:01 C 02 24 24.311 +06 16 11.14 X F51
2025-10-02 17:49:47 C 02 24 04.730 +06 13 47.96 W O18
2025-10-02 18:37:53 C 02 24 01.370 +06 13 24.90 W O18
2025-10-02 19:36:52 C 02 23 57.238 +06 12 56.45 W O18
2025-10-02 20:24:50 C 02 23 53.880 +06 12 33.36 W O18
2025-10-11 17:20:46 C 02 08 51.421 +04 31 11.29 W O18
2025-10-11 18:20:06 C 02 08 47.038 +04 30 44.04 W O18
2025-10-12 17:18:18 C 02 07 07.714 +04 20 07.99 W O18
2025-10-12 18:17:38 C 02 07 03.319 +04 19 40.50 W O18
2025-10-14 18:36:22 C 02 03 34.393 +03 57 45.74 W O18
2025-10-14 18:37:39 C 02 03 34.299 +03 57 45.06 W O18
2025-10-17 16:32:34 C 01 58 34.560 +03 27 06.30 W O18
2025-10-17 17:32:26 C 01 58 30.228 +03 26 40.82 W O18
2025-10-18 15:37:29 C 01 56 56.618 +03 17 26.84 V P07
2025-10-18 16:20:44 C 01 56 53.579 +03 17 00.27 W O18
2025-10-18 17:20:20 C 01 56 49.277 +03 16 35.17 W O18
2025-10-18 17:56:38 C 01 56 46.507 +03 16 27.34 V P07
2025-10-18 18:23:31 C 01 56 44.558 +03 16 17.18 V P07
2025-10-18 18:54:02 C 01 56 42.307 +03 16 04.33 V P07
2025-10-18 19:12:56 C 01 56 40.970 +03 15 55.91 V P07
2025-10-19 08:01:00 C 01 55 47.280 +03 10 28.34 V G96
2025-10-19 08:09:07 C 01 55 46.700 +03 10 25.07 V G96
2025-10-19 08:17:14 C 01 55 46.114 +03 10 21.54 V G96
2025-10-19 08:25:22 C 01 55 45.523 +03 10 18.05 V G96
2025-10-19 16:15:04 C 01 55 12.937 +03 07 03.10 W O18
2025-10-19 17:14:34 C 01 55 08.665 +03 06 38.49 W O18
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)