(144898) 2004 VD17

(144898) 2004 VD17
Discovery
Discovered byLINEAR
Discovery date7 November 2004
Designations
Orbital characteristics[1]
Epoch 2022-Jan-21 (JD 2459600.5)
Uncertainty parameter 0
Observation arc17.8 years
Aphelion2.3958 AU (358.41 million km)
Perihelion0.62008 AU (92.763 million km)
1.5079 AU (225.58 million km)
Eccentricity0.58878
1.85 yr (676.34 d)
133.93°
0° 31m 56.428s / day
Inclination4.2239°
224°
90.97°
Earth MOID0.0015 AU (220,000 km)
Physical characteristics
320m[2]
580m (assumed)[3]
0.5–1.0 km (CNEOS)
Mass(0.13–1.8)×1012 kg
1.99 h (0.083 d)
E[2]
18.8

(144898) 2004 VD17 (provisional designation 2004 VD17) is a sub-kilometer asteroid, classified as near-Earth object of the Apollo group once thought to have a low probability of impacting Earth on 4 May 2102.[3] It reached a Torino Scale rating of 2 and a Palermo Technical Impact Hazard Scale rating of -0.25.[3] With an observation arc of 17 years it is known that closest Earth approach will occur two days earlier on 2 May 2102 at a distance of about 5.5 million km.[1]

Close approaches[1]
Date JPL SBDB
nominal geocentric
distance 		uncertainty
region
(3-sigma)
2032-05-01 3140133 km ± 127 km[4]
2102-05-02 5568961 km ± 50 thousand km
2196-05-05 996859 km ± 354 thousand km
  1. ^ a b c Cite error: The named reference jpl-close was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference Luise2007 was invoked but never defined (see the help page).
  3. ^ a b c Cite error: The named reference Wayback2006-04 was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Horizons2032 was invoked but never defined (see the help page).