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187830 (1999 VG61)
Classification: Main-belt Asteroid          SPK-ID: 2187830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2018362192273598 4.6424e-08  
a 2.17010482859766 7.507e-09 au
q 1.732099074666471 9.9981e-08 au
i 3.13110727403373 5.8097e-06 deg
node 208.931020958141 7.1379e-05 deg
peri 108.7218964009138 7.2736e-05 deg
M 278.9931077704419 1.4482e-05 deg
tp 2459463.247726665936
(2021-Sep-05.74772667)
4.7371e-05 TDB
period 1167.668318044953
3.20
6.0589e-06
1.659e-08
d
yr
n .3083067292625993 1.5998e-09 deg/d
Q 2.608110582528849 9.0222e-09 au
  Orbit Determination Parameters
   # obs. used (total)      416  
   data-arc span      7422 days (20.32 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-01-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52081  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:00  

Additional Information
 Earth MOID = .720123 au 
 Jupiter MOID = 2.69391 au 
 T_jup = 3.661 
[ 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 17.4   n/a MPO459847  

187830 (1999 VG61)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ show close-approach data ]
Alternate Designations
 1999 VG61 = 2002 RV32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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