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249673 (1999 VY157)
Classification: Main-belt Asteroid          SPK-ID: 2249673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2251818800186209 6.4866e-08  
a 2.409130484586157 2.0205e-08 au
q 1.866637952856875 1.5211e-07 au
i 1.009654407180514 3.2497e-06 deg
node 278.9549109478945 0.00040756 deg
peri 69.012481701052 0.00040769 deg
M 218.012221611747 1.8025e-05 deg
tp 2459539.188091385538
(2021-Nov-20.68809139)
7.4441e-05 TDB
period 1365.805670742417
3.74
1.7182e-05
4.704e-08
d
yr
n .2635806891944688 3.3159e-09 deg/d
Q 2.951623016315439 2.4754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      7503 days (20.54 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55735  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:46:46  

Additional Information
 Earth MOID = .860325 au 
 Jupiter MOID = 2.47602 au 
 T_jup = 3.486 
[ 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 17.0   n/a MPO418333  

249673 (1999 VY157)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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