399774 (2005 NB7)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5170507107 ± 4.16e-09
Semi-major axis (a)2.0444757192 AU ± 6.86e-09
Inclination (i)12.69671551° ± 1.29e-06
Long. of Asc. Node (Ω)199.13532592° ± 1.75e-06
Arg. of Perihelion (ω)348.14961606° ± 3.22e-06
Mean Anomaly (M)12.50553238° ± 1.17e-05
Mean Motion (n)0.3371625583°/day ± 1.70e-09
Perihelion dist (q)0.98737810 AU ± 9.13e-09
Aphelion dist (Q)3.10157334 AU ± 1.34e-08
Orbital Period2.92329696 yr ± 1.47e-08
Physical Parameters
H (abs. magnitude)18.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.225″
Uncertainty0
Orbit TypeApollo
MOID0.006939 AU
Observations Used899
Radar Obs Used2
Oppositions5
Arc Total2001-2023
First Observation Used2001-12-18
Last Observation Used2023-08-21
Observations (933)
Date Type RA Dec Mag Band Observatory
2001-12-18 06:52:43 C 03 43 21.370 +01 08 35.63 645
2001-12-18 06:52:43 C 03 43 21.37 +01 08 35.5 n 645
2001-12-18 06:53:55 C 03 43 21.30 +01 08 35.3 n 645
2001-12-18 06:53:55 C 03 43 21.305 +01 08 35.34 645
2001-12-18 06:56:18 C 03 43 21.18 +01 08 35.0 n 645
2001-12-18 06:57:30 C 03 43 21.089 +01 08 34.40 645
2001-12-18 06:57:30 C 03 43 21.10 +01 08 34.4 n 645
2002-01-09 03:22:10 C 03 23 52.536 +00 23 50.06 e 645
2002-01-09 03:22:25 C 03 23 52.54 +00 23 50.1 n 645
2002-01-09 03:23:37 C 03 23 52.50 +00 23 50.2 n 645
2002-01-09 03:27:10 C 03 23 52.432 +00 23 50.28 22.34 e 645
2002-01-09 03:27:12 C 03 23 52.43 +00 23 50.5 n 645
2002-01-14 03:38:34 C 03 22 13.058 +00 34 15.29 e 645
2002-01-14 03:38:52 C 03 22 13.06 +00 34 15.2 n 645
2002-01-14 03:43:34 C 03 22 13.006 +00 34 15.96 22.21 e 645
2002-01-14 03:43:38 C 03 22 13.02 +00 34 15.9 n 645
2005-07-05 04:00:39 C 13 36 59.94 +11 47 17.5 r 703
2005-07-05 04:09:52 C 13 37 01.63 +11 47 09.5 r 703
2005-07-05 04:19:09 C 13 37 03.36 +11 47 00.7 r 703
2005-07-05 04:57:05 C 13 37 10.38 +11 46 24.7 r G96
2005-07-05 05:00:02 C 13 37 10.92 +11 46 21.9 r G96
2005-07-05 05:03:00 C 13 37 11.46 +11 46 18.7 r G96
2005-07-05 05:06:01 C 13 37 12.03 +11 46 15.9 r G96
2005-07-05 22:06:58 C 13 40 23.11 +11 30 03.8 o 204
2005-07-06 03:07:16 C 13 41 19.17 +11 25 19.4 r 734
2005-07-06 03:13:37 C 13 41 20.35 +11 25 14.2 r 734
2005-07-06 03:49:44 C 13 41 26.91 +11 24 42.4 r 703
2005-07-06 04:00:02 C 13 41 28.93 +11 24 31.8 r 703
2005-07-06 04:10:23 C 13 41 30.73 +11 24 21.7 r 703
2005-07-06 04:20:44 C 13 41 32.64 +11 24 12.6 r 703
2005-07-06 05:30:06 C 13 41 45.32 +11 23 04.9 c 651
2005-07-06 05:38:04 C 13 41 46.89 +11 22 56.6 c 651
2005-07-06 05:41:15 C 13 41 47.43 +11 22 54.5 c 651
2005-07-06 11:15:14 C 13 42 49.29 +11 17 50.9 r 413
2005-07-06 11:19:49 C 13 42 50.12 +11 17 46.4 r 413
2005-07-07 03:45:29 C 13 45 51.22 +11 01 55.9 r 703
2005-07-07 03:53:20 C 13 45 52.63 +11 01 48.2 r 703
2005-07-07 04:01:15 C 13 45 54.07 +11 01 41.0 r 703
2005-07-07 04:09:08 C 13 45 55.47 +11 01 32.7 r 703
2005-07-07 04:14:49 C 13 45 56.37 +11 01 25.8 r 649
2005-07-07 04:19:56 C 13 45 57.29 +11 01 21.4 r 649
2005-07-07 04:25:02 C 13 45 58.22 +11 01 16.2 r 649
2005-07-10 22:31:16 C 14 01 56.95 +09 35 42.5 r J95
2005-07-10 22:50:44 C 14 02 00.32 +09 35 23.3 r J95
2005-07-15 03:19:52 C 14 18 46.55 +08 01 13.8 r 448
2005-07-15 03:38:17 C 14 18 49.55 +08 00 57.3 r 448
2005-07-15 03:53:41 C 14 18 52.01 +08 00 42.7 r 448
2005-07-21 04:37:08 C 14 41 16.25 +05 49 14.0 r 448
2005-07-21 04:54:17 C 14 41 18.64 +05 48 57.5 r 448
2005-07-25 03:31:33 C 14 54 58.69 +04 26 34.6 r 734
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-04-11 21:06:00 52943338.39 8 us 2380 -1 -1
2008-04-11 21:06:00 103796.3203 1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)