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85797 (1998 VD49)
Classification: Main-belt Asteroid          SPK-ID: 2085797
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829810665248311 3.6299e-08  
a 2.38940226670343 7.2225e-09 au
q 1.952186891585188 8.8816e-08 au
i 3.318254841277908 2.9013e-06 deg
node 110.2916989872848 7.3347e-05 deg
peri 303.862720408177 7.4034e-05 deg
M 42.8165749115405 9.7813e-06 deg
tp 2459236.049248206799
(2021-Jan-21.54924821)
3.6584e-05 TDB
period 1349.063318700523
3.69
6.1168e-06
1.675e-08
d
yr
n .2668518185986761 1.2099e-09 deg/d
Q 2.826617641821673 8.5441e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1190  
   data-arc span      16174 days (44.28 yr)  
   first obs. used      1976-12-22  
   last obs. used      2021-04-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52595  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:27:01  

Additional Information
 Earth MOID = .965558 au 
 Jupiter MOID = 2.52937 au 
 T_jup = 3.508 
[ 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 15.58   n/a E2021B10  
diameter diameter 2.522 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.160   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85797 (1998 VD49)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 VD49 = 1976 YD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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