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35424 (1998 BK)
Classification: Main-belt Asteroid          SPK-ID: 2035424
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .217608418530724 3.7617e-08  
a 2.358789816395549 9.2966e-09 au
q 1.845497294803337 8.9877e-08 au
i 6.184218726389198 4.0895e-06 deg
node 81.78212043613615 4.6257e-05 deg
peri 324.4891862237561 4.7822e-05 deg
M 114.1847222115932 1.3789e-05 deg
tp 2458580.801137671436
(2019-Apr-07.30113767)
4.9222e-05 TDB
period 1323.22072087979
3.62
7.8228e-06
2.142e-08
d
yr
n .272063454206371 1.6084e-09 deg/d
Q 2.872082337987761 1.132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      8134 days (22.27 yr)  
   first obs. used      1998-01-18  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:05:34  

Additional Information
 Earth MOID = .859578 au 
 Jupiter MOID = 2.52272 au 
 T_jup = 3.513 
[ 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 15.1   n/a MPO358956  
diameter diameter 5.540 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.214 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.055   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

35424 (1998 BK)          Discovered 1998-Jan-18 by Kobayashi, T. at Oizumi
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 BK = 2000 QD189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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