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97153 (1999 VR161)
Classification: Main-belt Asteroid          SPK-ID: 2097153
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07643326989900187 6.0928e-08  
a 2.794911654981633 2.5488e-08 au
q 2.581287418112556 1.7351e-07 au
i 3.263184267171373 5.5218e-06 deg
node 271.3868884664203 0.00011679 deg
peri 118.3511159300767 0.00012289 deg
M 75.92208371410132 3.8996e-05 deg
tp 2458240.571553308386
(2018-May-02.07155331)
0.00018374 TDB
period 1706.673927666642
4.67
2.3346e-05
6.392e-08
d
yr
n .2109366025718753 2.8854e-09 deg/d
Q 3.00853589185071 2.7436e-08 au
  Orbit Determination Parameters
   # obs. used (total)      378  
   data-arc span      8422 days (23.06 yr)  
   first obs. used      1995-12-18  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61497  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:29:29  

Additional Information
 Earth MOID = 1.58773 au 
 Jupiter MOID = 2.34543 au 
 T_jup = 3.321 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO325129  
diameter diameter 3.521 km 1.312 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97153 (1999 VR161)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 VR161 = 1999 TW205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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