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35587 (1998 HR63)
Classification: Main-belt Asteroid          SPK-ID: 2035587
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09644623763662839 3.6381e-08  
a 2.782137917329186 1.4208e-08 au
q 2.513811182616581 1.0111e-07 au
i 4.364269751180779 3.9576e-06 deg
node 87.25963191372536 5.6746e-05 deg
peri 244.4481142959972 6.0748e-05 deg
M 161.9778079724641 2.1899e-05 deg
tp 2458237.860269848481
(2018-Apr-29.36026985)
0.00010332 TDB
period 1694.987148493946
4.64
1.2984e-05
3.555e-08
d
yr
n .2123909908814779 1.6269e-09 deg/d
Q 3.050464652041791 1.5578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1259  
   data-arc span      8845 days (24.22 yr)  
   first obs. used      1995-11-15  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50705  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:52:55  

Additional Information
 Earth MOID = 1.50682 au 
 Jupiter MOID = 2.24787 au 
 T_jup = 3.322 
[ 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 14.3   n/a MPO452668  
diameter diameter 5.720 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35587 (1998 HR63)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HR63 = 1999 RB48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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