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JPL Small-Body Database Browser
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185881 (2000 OQ44)
Classification: Main-belt Asteroid          SPK-ID: 2185881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3424688164428279 3.7359e-08  
a 2.634110416239345 9.5987e-09 au
q 1.732009739610132 1.0083e-07 au
i 4.188921271094765 3.8221e-06 deg
node 229.2312420739468 6.0245e-05 deg
peri 115.0357416873139 6.0441e-05 deg
M 220.6726585858311 5.1987e-06 deg
tp 2459604.842643342700
(2022-Jan-25.34264334)
2.4297e-05 TDB
period 1561.526613478084
4.28
8.5353e-06
2.337e-08
d
yr
n .2305436211542689 1.2602e-09 deg/d
Q 3.536211092868558 1.2886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      11499 days (31.48 yr)  
   first obs. used      1987-08-17  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51339  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:03:25  

Additional Information
 Earth MOID = .729934 au 
 Jupiter MOID = 1.92526 au 
 T_jup = 3.309 
[ 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 15.6   n/a MPO433220  

185881 (2000 OQ44)          Discovered 2000-Jul-30 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2000 OQ44 = 1987 QN8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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