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187101 (2005 QW25)
Classification: Main-belt Asteroid          SPK-ID: 2187101
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06881551375382172 4.094e-08  
a 2.657772153142882 2.519e-08 au
q 2.474876196983753 1.0803e-07 au
i 3.538415971390436 4.6817e-06 deg
node 61.21661390052668 8.6928e-05 deg
peri 167.465875935641 9.5824e-05 deg
M 313.4323001456372 4.2051e-05 deg
tp 2459405.218614366683
(2021-Jul-09.71861437)
0.00018577 TDB
period 1582.614159653439
4.33
2.25e-05
6.16e-08
d
yr
n .2274717421199068 3.2339e-09 deg/d
Q 2.84066810930201 2.6924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      7577 days (20.74 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:54:38  

Additional Information
 Earth MOID = 1.46335 au 
 Jupiter MOID = 2.13431 au 
 T_jup = 3.381 
[ 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 16.2   n/a MPO418009  

187101 (2005 QW25)          Discovered 2005-Aug-27 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 QW25 = 2001 WO65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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