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
2008-03-21 04:08:40 C 05 48 15.13 -13 11 47.4 c 673
2008-03-21 04:16:47 C 05 48 15.37 -13 11 37.6 c 673
2008-03-21 04:24:48 C 05 48 15.64 -13 11 28.0 c 673
2008-03-25 03:45:59 C 05 53 05.18 -10 57 04.7 r 448
2008-03-25 03:51:07 C 05 53 05.40 -10 56 56.4 r 448
2008-03-25 03:56:14 C 05 53 05.67 -10 56 47.5 r 448
2008-03-29 02:18:23 C 05 59 20.08 -07 56 20.4 r H51
2008-03-29 02:20:02 C 05 59 20.16 -07 56 17.2 r H51
2008-03-29 02:21:40 C 05 59 20.29 -07 56 12.7 r H51
2008-03-29 02:22:30 C 05 59 20.32 -07 56 11.4 r H51
2008-03-29 02:23:19 C 05 59 20.38 -07 56 10.4 r H51
2008-03-29 02:24:07 C 05 59 20.44 -07 56 08.9 r H51
2008-03-29 02:24:57 C 05 59 20.46 -07 56 06.4 r H51
2008-03-29 02:25:47 C 05 59 20.52 -07 56 04.3 r H51
2008-04-02 02:21:23 C 06 07 59.43 -03 31 41.6 r H51
2008-04-02 02:22:11 C 06 07 59.52 -03 31 38.7 r H51
2008-04-02 02:23:01 C 06 07 59.59 -03 31 35.6 r H51
2008-04-02 02:23:51 C 06 07 59.67 -03 31 33.4 r H51
2008-04-02 02:24:38 C 06 07 59.72 -03 31 30.9 r H51
2008-04-02 02:25:28 C 06 07 59.81 -03 31 28.1 r H51
2008-04-02 02:26:18 C 06 07 59.90 -03 31 25.5 r H51
2008-04-02 02:27:08 C 06 07 59.94 -03 31 22.5 r H51
2008-04-02 02:27:56 C 06 08 00.07 -03 31 19.6 r H51
2008-04-02 02:28:45 C 06 08 00.11 -03 31 16.7 r H51
2008-04-05 19:21:08 C 06 19 41.48 +02 41 05.3 r 204
2008-04-05 19:23:07 C 06 19 41.76 +02 41 15.6 r 204
2008-04-05 19:28:50 C 06 19 42.59 +02 41 45.1 r 204
2008-04-12 19:49:28 C 07 08 39.63 +27 06 12.8 o B03
2008-04-12 19:52:43 C 07 08 41.22 +27 06 56.1 o B03
2008-04-12 19:56:49 C 07 08 43.23 +27 07 50.5 o B03
2008-04-13 19:36:46 C 07 22 40.30 +32 44 27.5 r A81
2008-04-13 19:40:30 C 07 22 42.63 +32 45 22.5 r A81
2008-04-13 19:43:51 C 07 22 44.71 +32 46 11.7 r A81
2008-04-13 19:49:26 C 07 22 48.21 +32 47 34.0 r A81
2008-04-13 20:04:14 C 07 22 57.53 +32 51 12.2 r A81
2008-04-13 20:07:54 C 07 22 59.83 +32 52 05.9 r A81
2008-04-13 20:10:31 C 07 23 01.49 +32 52 44.6 r A81
2008-04-15 02:14:08 C 07 46 38.56 +40 45 07.1 r H51
2008-04-15 02:14:35 C 07 46 38.98 +40 45 14.8 r H51
2008-04-15 02:15:05 C 07 46 39.39 +40 45 22.6 r H51
2008-04-15 02:15:33 C 07 46 39.82 +40 45 30.1 r H51
2008-04-15 02:16:03 C 07 46 40.22 +40 45 37.9 r H51
2008-04-15 02:16:31 C 07 46 40.66 +40 45 45.8 r H51
2008-04-15 02:17:00 C 07 46 41.08 +40 45 53.6 r H51
2008-04-15 02:17:30 C 07 46 41.50 +40 46 01.4 r H51
2008-04-15 02:17:58 C 07 46 41.93 +40 46 09.4 r H51
2008-04-15 02:18:28 C 07 46 42.35 +40 46 16.9 r H51
2008-04-15 02:18:56 C 07 46 42.76 +40 46 24.5 r H51
2008-04-15 02:19:25 C 07 46 43.20 +40 46 32.3 r H51
2008-04-15 02:19:53 C 07 46 43.61 +40 46 40.0 r H51
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)