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100644 (1997 VV6)
Classification: Main-belt Asteroid          SPK-ID: 2100644
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1703924096002771 5.3094e-08  
a 2.598800224766527 1.1772e-08 au
q 2.155984392398817 1.336e-07 au
i 7.096579238117299 6.2638e-06 deg
node 216.7062557765558 3.3439e-05 deg
peri 213.118294387136 3.6818e-05 deg
M 171.4389104719821 1.4472e-05 deg
tp 2458471.773324229744
(2018-Dec-19.27332423)
6.0848e-05 TDB
period 1530.233729058644
4.19
1.0398e-05
2.847e-08
d
yr
n .2352581786453379 1.5985e-09 deg/d
Q 3.041616057134238 1.3778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      908  
   data-arc span      8239 days (22.56 yr)  
   first obs. used      1997-11-01  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55434  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:05:02  

Additional Information
 Earth MOID = 1.17326 au 
 Jupiter MOID = 2.27801 au 
 T_jup = 3.384 
[ 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 15.28   n/a E2021B55  
diameter diameter 4.727 km 1.396 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 40.5878 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.066   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

100644 (1997 VV6)          Discovered 1997-Nov-01 by Endate, K., Watanabe, K. at Kitami
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 VV6 = 2001 RC71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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