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37559 (1985 UR)
Classification: Main-belt Asteroid          SPK-ID: 2037559
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1996542362021487 3.3644e-08  
a 2.442002650903078 8.4061e-09 au
q 1.954446476833402 8.4862e-08 au
i 12.80909997355138 4.2179e-06 deg
node 192.6905138996001 1.7196e-05 deg
peri 211.0581105493016 2.066e-05 deg
M 13.38758244676307 1.269e-05 deg
tp 2458948.665694848214
(2020-Apr-09.16569485)
4.9024e-05 TDB
period 1393.855083906862
3.82
7.1971e-06
1.97e-08
d
yr
n .2582764909756252 1.3336e-09 deg/d
Q 2.929558824972755 1.0084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1303  
   data-arc span      12530 days (34.31 yr)  
   first obs. used      1985-09-21  
   last obs. used      2020-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50714  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:34:04  

Additional Information
 Earth MOID = .972272 au 
 Jupiter MOID = 2.52258 au 
 T_jup = 3.440 
[ 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 14.4   n/a MPO449230  
diameter diameter 6.195 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37559 (1985 UR)          Discovered 1985-Oct-20 by Mrkos, A. at Klet
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1985 UR = 1999 JC91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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