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187881 (2000 QY211)
Classification: Main-belt Asteroid          SPK-ID: 2187881
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 .2042579515738834 4.3814e-08  
a 2.746659224508541 1.6957e-08 au
q 2.185632237638915 1.2195e-07 au
i 3.181246813397456 5.5304e-06 deg
node 189.3459238943987 9.7116e-05 deg
peri 166.5347195554503 9.8268e-05 deg
M 156.8246351797525 1.4936e-05 deg
tp 2458476.201839234770
(2018-Dec-23.70183923)
6.6812e-05 TDB
period 1662.668225413781
4.55
1.5397e-05
4.215e-08
d
yr
n .2165194441665645 2.0051e-09 deg/d
Q 3.307686211378166 2.0421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      10752 days (29.44 yr)  
   first obs. used      1991-10-05  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57614  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:12  

Additional Information
 Earth MOID = 1.17974 au 
 Jupiter MOID = 2.14468 au 
 T_jup = 3.315 
[ 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 16.4   n/a MPO454294  

187881 (2000 QY211)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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