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85177 (1990 SE3)
Classification: Main-belt Asteroid          SPK-ID: 2085177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2416494255880271 6.6078e-08  
a 2.794326124872153 1.5226e-08 au
q 2.11907882189118 1.8806e-07 au
i 9.456222637766112 6.6873e-06 deg
node 34.94677112703848 2.8306e-05 deg
peri 332.1400530651831 2.9541e-05 deg
M 42.21621305172285 7.291e-06 deg
tp 2458400.425916720897
(2018-Oct-08.92591672)
3.4633e-05 TDB
period 1706.137637031314
4.67
1.3945e-05
3.818e-08
d
yr
n .2110029063226115 1.7246e-09 deg/d
Q 3.469573427853126 1.8905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1210  
   data-arc span      10612 days (29.05 yr)  
   first obs. used      1990-09-18  
   last obs. used      2019-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47415  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:09:24  

Additional Information
 Earth MOID = 1.12305 au 
 Jupiter MOID = 2.00156 au 
 T_jup = 3.265 
[ 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 14.5   n/a MPO366210  
diameter diameter 7.286 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85177 (1990 SE3)          Discovered 1990-Sep-18 by Holt, H. E. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1990 SE3 = 2000 XC10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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