NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ Apophis ∴ Observational info ∴ Radar obs
Contact »
(99942) Apophis  ▹ 
OBSERVATIONAL INFORMATION
◲

[1-50]

Designation Type N Date and time Radar range/range rate trx station rec station Quality
yr-mo-day hh:mm:ss type km or km/day precision a priori rms F bias residual χ used
Apophis c 2005-01-27 23:31:00 DOP 5.48782e+5 1.36040 1.36040 F 0.00000 0.25996 251 251 0.19 Yes
Apophis c 2005-01-29 00:00:00 DEL 2.87844e+7 0.59958 0.59958 F 0.00000 0.00907 251 251 0.02 Yes
Apophis c 2005-01-29 00:00:00 DOP 5.57835e+5 1.36040 1.36040 F 0.00000 -0.07062 251 251 0.05 Yes
Apophis c 2005-01-30 00:18:00 DOP 5.64838e+5 0.81624 0.81624 F 0.00000 -0.31653 251 251 0.39 Yes
Apophis c 2005-01-30 00:18:00 DEL 2.93509e+7 0.67453 0.67453 F 0.00000 0.01865 251 251 0.04 Yes
Apophis c 2005-08-07 17:07:00 DOP -4.45494e+4 1.08832 1.08832 F 0.00000 0.67305 251 251 0.62 Yes
Apophis c 2006-05-06 12:49:00 DOP 6.43508e+5 0.54416 0.54416 F 0.00000 0.02822 251 251 0.05 Yes
Apophis c 2012-12-21 11:10:00 DOP -8.77409e+4 0.37824 0.37824 F 0.00000 -0.02351 253 253 0.06 Yes
Apophis c 2012-12-22 11:00:00 DOP -8.75712e+4 0.15130 0.15130 F 0.00000 0.06642 253 253 0.44 Yes
Apophis c 2012-12-22 11:00:00 DEL 1.53918e+7 0.03747 0.03747 F 0.00000 0.00251 253 253 0.16 Yes
Apophis c 2013-01-03 09:20:00 DOP -5.54191e+4 0.15130 0.15130 F 0.00000 0.01924 253 253 0.13 Yes
Apophis c 2013-01-03 09:20:00 DEL 1.46073e+7 0.03747 0.03747 F 0.00000 -0.00535 253 253 0.16 Yes
Apophis c 2013-01-03 10:00:00 DEL 1.46058e+7 0.44969 0.44969 F 0.00000 -0.08222 253 253 0.18 Yes
Apophis c 2013-01-03 10:50:00 DEL 1.46042e+7 0.03747 0.03747 F 0.00000 -0.00545 253 253 0.16 Yes
Apophis c 2013-01-05 08:40:00 DOP -4.60004e+4 0.30259 0.30259 F 0.00000 -0.13125 253 253 0.43 Yes
Apophis c 2013-01-05 10:40:00 DEL 1.45267e+7 0.03747 0.03747 F 0.00000 -0.02619 253 253 0.75 Yes
Apophis c 2013-01-05 10:40:00 DOP -3.03066e+4 0.15130 0.15130 F 0.00000 0.09504 253 253 0.63 Yes
Apophis c 2013-01-05 10:50:00 DEL 1.45265e+7 0.44969 0.44969 F 0.00000 -0.09748 253 253 0.22 Yes
Apophis c 2013-01-06 08:20:00 DOP -4.03370e+4 0.15130 0.15130 F 0.00000 0.12195 253 253 0.81 Yes
Apophis c 2013-01-06 09:30:00 DOP -3.14322e+4 0.15130 0.15130 F 0.00000 -0.03580 253 253 0.24 Yes
Apophis c 2013-01-08 08:10:00 DOP -2.34457e+4 0.15130 0.15130 F 0.00000 0.04581 253 253 0.3 Yes
Apophis c 2013-01-09 08:00:00 DOP -1.46306e+4 0.15130 0.15130 F 0.00000 0.03960 253 253 0.26 Yes
Apophis c 2013-01-09 08:00:00 DEL 1.44577e+7 0.02998 0.02998 F 0.00000 0.01162 253 253 0.42 Yes
Apophis c 2013-01-09 09:20:00 DOP -4.07050e+3 0.15130 0.15130 F 0.00000 0.05134 253 253 0.34 Yes
Apophis c 2013-01-10 08:00:00 DEL 1.44609e+7 0.02998 0.02998 F 0.00000 0.00527 253 253 0.19 Yes
Apophis c 2013-01-10 08:00:00 DOP -3.91990e+3 0.15130 0.15130 F 0.00000 -0.02556 253 253 0.17 Yes
Apophis c 2013-01-10 09:40:00 DEL 1.44611e+7 0.02998 0.02998 F 0.00000 0.00324 253 253 0.12 Yes
Apophis c 2013-01-11 07:20:00 DOP 2.40502e+3 0.30259 0.30259 F 0.00000 -0.13256 253 253 0.44 Yes
Apophis c 2013-01-14 08:10:00 DEL 1.45787e+7 0.02998 0.02998 F 0.00000 0.00112 253 253 0.05 Yes
Apophis c 2013-01-14 08:10:00 DOP 4.62391e+4 0.15130 0.15130 F 0.00000 0.11234 253 253 0.74 Yes
Apophis c 2013-01-14 09:50:00 DEL 1.45824e+7 0.02998 0.02998 F 0.00000 0.00682 253 253 0.27 Yes
Apophis c 2013-01-15 06:30:00 DOP 4.63972e+4 0.15130 0.15130 F 0.00000 0.02149 253 253 0.14 Yes
Apophis c 2013-01-16 06:30:00 DOP 5.98869e+4 0.30259 0.30259 F 0.00000 0.15293 253 253 0.51 Yes
Apophis c 2013-01-16 06:30:00 DEL 1.47028e+7 0.14990 0.14990 F 0.00000 -0.05630 253 253 0.38 Yes
Apophis c 2013-01-16 07:50:00 DOP 7.05671e+4 0.15130 0.15130 F 0.00000 -0.10145 253 253 0.67 Yes
Apophis c 2013-01-17 06:20:00 DOP 7.24337e+4 0.15130 0.15130 F 0.00000 0.03714 253 253 0.25 Yes
Apophis c 2013-02-18 00:56:00 DOP 4.17701e+5 1.08832 1.08832 F 0.00000 -0.01872 251 251 0.02 Yes
Apophis c 2013-02-18 01:37:00 DEL 2.36696e+7 0.03747 0.03747 F 0.00000 -0.01529 251 251 0.57 Yes
Apophis c 2013-02-18 01:37:00 DOP 4.24671e+5 1.08832 1.08832 F 0.00000 0.38033 251 251 0.35 Yes
Apophis c 2013-02-19 01:08:00 DOP 4.25021e+5 1.08832 1.08832 F 0.00000 -0.01045 251 251 0.01 Yes
Apophis c 2013-02-20 00:38:00 DOP 4.24828e+5 1.08832 1.08832 F 0.00000 -0.12300 251 251 0.11 Yes
Apophis c 2013-02-20 01:26:00 DOP 4.32940e+5 1.08832 1.08832 F 0.00000 -0.12791 251 251 0.12 Yes
Apophis c 2013-02-20 01:26:00 DEL 2.45199e+7 0.03747 0.03747 F 0.00000 0.00999 251 251 0.38 Yes
Apophis c 2013-02-21 01:04:00 DOP 4.33681e+5 1.08832 1.08832 F 0.00000 -0.16445 251 251 0.15 Yes
Apophis c 2013-03-15 23:59:00 DOP 4.40648e+5 1.29510 1.29510 F 0.00000 -0.80880 251 251 0.62 Yes
Apophis c 2013-03-15 23:59:00 DEL 3.52587e+7 0.29979 0.29979 F 0.00000 -0.02291 251 251 0.13 Yes
Apophis c 2021-03-03 06:40:00 DOP -4.43751e+4 0.60519 0.60519 F 0.00000 -0.17930 253 253 0.29 Yes
Apophis c 2021-03-05 07:00:00 DEL 1.68523e+7 0.14990 0.14990 F 0.00000 0.30572 253 253 2.99 Yes
Apophis c 2021-03-08 02:50:00 DEL 1.68821e+7 0.14990 0.14990 F 0.00000 -0.01477 253 253 0.12 Yes
Apophis c 2021-03-11 08:20:00 DEL 1.70576e+7 0.14990 0.14990 F 0.00000 -0.24857 253 253 2.7 Yes

[1-50]