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187877 (2000 QG117)
Classification: Main-belt Asteroid          SPK-ID: 2187877
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2723678130770559 5.0206e-08  
a 2.620980890126634 1.3143e-08 au
q 1.907110056966087 1.2838e-07 au
i 31.64230775755215 8.806e-06 deg
node 187.6822080788506 7.4597e-06 deg
peri 132.2274039184582 1.8979e-05 deg
M 306.5674522354333 1.849e-05 deg
tp 2459430.536944540434
(2021-Aug-04.03694454)
8.0805e-05 TDB
period 1549.866205134862
4.24
1.1657e-05
3.192e-08
d
yr
n .2322781145929139 1.7471e-09 deg/d
Q 3.33485172328718 1.6722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      586  
   data-arc span      7471 days (20.45 yr)  
   first obs. used      2000-08-25  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46882  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:11  

Additional Information
 Earth MOID = .980672 au 
 Jupiter MOID = 2.39258 au 
 T_jup = 3.148 
[ 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 15.34   n/a E2021B55  

187877 (2000 QG117)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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