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37661 (1994 PJ26)
Classification: Main-belt Asteroid          SPK-ID: 2037661
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2148138459181872 4.8819e-08  
a 3.061121195128648 2.0653e-08 au
q 2.403549978381386 1.4741e-07 au
i 2.538177746684437 4.4385e-06 deg
node 118.396956331218 0.00012895 deg
peri 253.4573643172137 0.00012943 deg
M 269.0457454980857 1.4203e-05 deg
tp 2459494.742094345706
(2021-Oct-07.24209435)
8.1102e-05 TDB
period 1956.226841051284
5.36
1.9798e-05
5.42e-08
d
yr
n .1840277377068064 1.8625e-09 deg/d
Q 3.71869241187591 2.509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      9022 days (24.70 yr)  
   first obs. used      1994-08-12  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:36:08  

Additional Information
 Earth MOID = 1.40525 au 
 Jupiter MOID = 1.74653 au 
 T_jup = 3.197 
[ 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 15.3   n/a MPO436031  
diameter diameter 4.854 km 0.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37661 (1994 PJ26)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PJ26 = 2000 WO17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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