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102815 (1999 VL177)
Classification: Main-belt Asteroid          SPK-ID: 2102815
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 .1594141495812855 3.2461e-08  
a 2.287576584086306 9.0484e-09 au
q 1.922904508332126 7.4472e-08 au
i 8.064882991669748 3.905e-06 deg
node 179.3923197926127 3.0627e-05 deg
peri 152.7401022611331 3.3695e-05 deg
M 89.24675534991081 1.4957e-05 deg
tp 2458887.206181820454
(2020-Feb-07.70618182)
5.1959e-05 TDB
period 1263.752100593865
3.46
7.4981e-06
2.053e-08
d
yr
n .2848659953410388 1.6902e-09 deg/d
Q 2.652248659840487 1.0491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      902  
   data-arc span      8308 days (22.75 yr)  
   first obs. used      1998-04-21  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58103  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:26  

Additional Information
 Earth MOID = .915212 au 
 Jupiter MOID = 2.72934 au 
 T_jup = 3.571 
[ 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 15.9   n/a MPO338001  

102815 (1999 VL177)          Discovered 1999-Nov-05 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 VL177 = 1998 HF63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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