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
2008-04-21 04:52:39 C 12 47 39.12 +65 35 51.7 o H51
2008-04-21 04:55:05 C 12 47 45.24 +65 35 45.6 o H51
2008-04-21 04:55:31 C 12 47 46.18 +65 35 45.3 o H51
2008-04-21 04:55:57 C 12 47 47.32 +65 35 43.4 o H51
2008-04-21 04:56:23 C 12 47 48.52 +65 35 43.0 o H51
2008-04-21 12:04:22 C 13 05 11.82 +65 17 59.1 o 379
2008-04-21 12:54:42 C 13 07 04.33 +65 15 37.6 o 379
2008-04-21 12:58:21 C 13 07 12.57 +65 15 27.4 o 379
2008-04-21 13:03:10 C 13 07 23.23 +65 15 13.2 o 379
2008-04-21 13:05:00 C 13 07 27.30 +65 15 07.7 o 379
2008-04-21 13:06:49 C 13 07 31.39 +65 15 02.4 o 379
2008-04-21 13:36:48 C 13 08 37.64 +65 13 31.6 o 379
2008-04-21 13:40:28 C 13 08 45.77 +65 13 20.4 o 379
2008-04-21 13:45:15 C 13 08 56.31 +65 13 05.1 o 379
2008-04-21 13:47:05 C 13 09 00.36 +65 12 58.9 o 379
2008-04-21 21:34:03 C 13 26 12.55 +64 44 09.5 c B42
2008-04-21 21:36:11 C 13 26 16.98 +64 44 00.9 c B42
2008-04-21 21:37:34 C 13 26 19.68 +64 43 55.8 c B42
2008-04-21 21:39:27 C 13 26 23.55 +64 43 48.3 c B42
2008-04-21 21:40:03 C 13 26 24.85 +64 43 45.9 c B42
2008-04-21 21:41:34 C 13 26 28.02 +64 43 39.5 c B42
2008-04-21 21:42:27 C 13 26 29.78 +64 43 35.8 c B42
2008-04-21 21:43:42 C 13 26 32.31 +64 43 31.0 c B42
2008-04-21 21:44:49 C 13 26 34.60 +64 43 26.5 c B42
2008-04-21 21:45:50 C 13 26 36.76 +64 43 22.5 c B42
2008-04-21 21:48:10 C 13 26 41.63 +64 43 12.9 c B42
2008-04-21 21:49:18 C 13 26 43.83 +64 43 08.8 c B42
2008-04-21 21:49:56 C 13 26 45.11 +64 43 06.1 c B42
2008-04-21 21:50:55 C 13 26 47.19 +64 43 02.0 c B42
2008-04-21 21:52:41 C 13 26 50.81 +64 42 54.9 c B42
2008-04-21 21:54:11 C 13 26 53.87 +64 42 49.0 c B42
2008-04-21 21:55:48 C 13 26 57.21 +64 42 42.4 c B42
2008-04-21 21:56:33 C 13 26 58.71 +64 42 39.7 c B42
2008-04-21 21:57:56 C 13 27 01.58 +64 42 34.0 c B42
2008-04-22 02:09:42 C 13 35 59.60 +64 24 52.5 r H51
2008-04-22 02:10:11 C 13 36 00.59 +64 24 50.7 r H51
2008-04-22 02:10:39 C 13 36 01.51 +64 24 48.6 r H51
2008-04-22 02:11:09 C 13 36 02.52 +64 24 46.9 r H51
2008-04-22 02:11:38 C 13 36 03.47 +64 24 44.8 r H51
2008-04-22 02:12:08 C 13 36 04.40 +64 24 42.7 r H51
2008-04-22 02:13:06 C 13 36 06.36 +64 24 38.9 r H51
2008-04-22 02:13:35 C 13 36 07.27 +64 24 36.9 r H51
2008-04-22 07:58:56 C 13 46 58.44 +63 58 54.9 r H45
2008-04-22 07:59:29 C 13 46 59.39 +63 58 52.3 r H45
2008-04-22 08:00:41 C 13 47 01.65 +63 58 45.9 r H45
2008-04-22 08:01:55 C 13 47 03.89 +63 58 39.9 r H45
2008-04-22 08:04:12 C 13 47 08.02 +63 58 28.2 r H45
2008-04-22 08:05:38 C 13 47 10.64 +63 58 20.7 r H45
2008-04-22 08:06:55 C 13 47 12.99 +63 58 14.1 r H45
2008-04-22 21:48:56 C 14 11 35.09 +62 47 04.3 o J51
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)