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160949 (2002 AD99)
Classification: Main-belt Asteroid          SPK-ID: 2160949
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177422568507856 4.9172e-08  
a 2.453524016948427 1.4278e-08 au
q 2.018213483965725 1.1841e-07 au
i 8.528742476855857 5.2284e-06 deg
node 319.3591856897819 3.3664e-05 deg
peri 258.9474595829395 3.5871e-05 deg
M 253.5035047155756 1.4503e-05 deg
tp 2459615.756760991718
(2022-Feb-05.25676099)
5.7943e-05 TDB
period 1403.731020046838
3.84
1.2253e-05
3.355e-08
d
yr
n .2564593891983579 2.2386e-09 deg/d
Q 2.88883454993113 1.6811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      618  
   data-arc span      7382 days (20.21 yr)  
   first obs. used      2000-11-01  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54873  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:02:48  

Additional Information
 Earth MOID = 1.0312 au 
 Jupiter MOID = 2.16853 au 
 T_jup = 3.457 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO493916  
diameter diameter 3.896 km 0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160949 (2002 AD99)          Discovered 2002-Jan-08 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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