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35913 (1999 JC97)
Classification: Main-belt Asteroid          SPK-ID: 2035913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .17069828580042 3.6124e-08  
a 3.162465787701221 2.4251e-08 au
q 2.622638298838147 1.1538e-07 au
i 15.86847678997946 4.2116e-06 deg
node 115.2702103792205 1.7068e-05 deg
peri 198.273277896288 2.1671e-05 deg
M 200.4882898522233 1.4112e-05 deg
tp 2459910.679922308664
(2022-Nov-27.17992231)
8.2877e-05 TDB
period 2054.173776505561
5.62
2.3628e-05
6.469e-08
d
yr
n .1752529431139028 2.0158e-09 deg/d
Q 3.702293276564294 2.839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1131  
   data-arc span      7957 days (21.79 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54606  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:12:51  

Additional Information
 Earth MOID = 1.61269 au 
 Jupiter MOID = 1.58509 au 
 T_jup = 3.123 
[ 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 13.7   n/a MPO337553  
diameter diameter 7.875 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.016 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.113   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35913 (1999 JC97)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JC97 = 2000 PN2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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