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215528 (2002 VQ91)
Classification: Mars-crossing Asteroid          SPK-ID: 2215528
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3372923179473041 7.4312e-08  
a 2.460175141979173 3.3871e-08 au
q 1.63037696578468 1.9817e-07 au
i 13.09526593128971 9.2302e-06 deg
node 77.14227233390173 2.955e-05 deg
peri 267.6057486176276 4.2983e-05 deg
M 288.5810493566921 5.1901e-05 deg
tp 2459480.113689421668
(2021-Sep-22.61368942)
0.00020844 TDB
period 1409.442833941058
3.86
2.9107e-05
7.969e-08
d
yr
n .2554200790062373 5.2748e-09 deg/d
Q 3.289973318173667 4.5295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7817 days (21.40 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:51:06  

Additional Information
 Earth MOID = .686083 au 
 Jupiter MOID = 2.30318 au 
 T_jup = 3.376 
[ 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 16.49   n/a E2021B55  

215528 (2002 VQ91)          Discovered 2002-Nov-11 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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