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35648 (1998 KR68)
Classification: Main-belt Asteroid          SPK-ID: 2035648
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2694456869133884 3.4506e-08  
a 2.743207123860469 1.2992e-08 au
q 2.004061796026185 9.3268e-08 au
i 10.26323992891819 4.0187e-06 deg
node 126.0662809913498 2.4514e-05 deg
peri 183.0241615180006 2.5897e-05 deg
M 172.9364244181313 1.0069e-05 deg
tp 2457803.294472263358
(2017-Feb-18.79447226)
4.3433e-05 TDB
period 1659.534658189114
4.54
1.1789e-05
3.228e-08
d
yr
n .2169282806017636 1.5411e-09 deg/d
Q 3.482352451694755 1.6492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1284  
   data-arc span      7614 days (20.85 yr)  
   first obs. used      1998-05-01  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51931  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:48:04  

Additional Information
 Earth MOID = .988689 au 
 Jupiter MOID = 1.80432 au 
 T_jup = 3.273 
[ 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 14.2   n/a MPO319519  
diameter diameter 7.623 km 0.495 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35648 (1998 KR68)          Discovered 1998-May-29 by Spacewatch at Kitt Peak
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KR68 = 1999 TV284 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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