Potentially Hazardous Asteroids (PHAs)

Description

UPDATE******These are Potentially Hazardous Asteroids (PHAs) inform NASA it confers you yourselves: The table below shows 50 of 7829 close-Earth approaches by PHAs (Potentially Hazardous Asteroids) sorted by minimum possible distance. Only those close approaches within 0.1 AU are included. CONFERS: neo.jpl.nasa.gov Potentially Hazardous asteroids(PHAs) : 2005 YU55 - 09 novemb 2011 Orbit Determination Parameters # obs. used (total) 738 # delay obs. used 3 # Doppler obs. used 4 data-arc span 1579 days (4.32 yr) first obs. used 2005-12-24 last obs. used 2010-04-21 planetary ephem. DE405 SB-pert. ephem. SB405-CPV-2 condition code 0 fit RMS .39047 data source ORB producer Otto Matic solution date 2010-Dec-06 13:27:36 Additional Information Earth MOID = .00106489 AU T_jup = 5.400 2005 GO21 22 jun 2012 Orbit Determination Parameters # obs. used (total) 119 data-arc span 1907 days (5.22 yr) first obs. used 2005-04-01 last obs. used 2010-06-21 planetary ephem. DE405 SB-pert. ephem. SB405-CPV-2 condition code 1 fit RMS .34973 data source ORB producer Otto Matic solution date 2010-Dec-06 13:24:24 4179 toutatis (1989 AC) 12 dec 2012 Orbit Determination Parameters # obs. used (total) 3473 # delay obs. used 24 # Doppler obs. used 29 data-arc span 27859 days (76.27 yr) first obs. used 1934-02-10 last obs. used 2010-05-21 planetary ephem. DE405 SB-pert. ephem. SB405-CPV-2 condition code 0 fit RMS .37816 data source ORB producer Otto Matic solution date 2010-Dec-06 12:51:19 Additional <b>...</b>

Keywords

asteroids, asteroid, meteor, meteoro, asteroide, YU55, GO21, toutatis, Apophis

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