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34999 (1978 VC3)
Classification: Main-belt Asteroid          SPK-ID: 2034999
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1890175949344281 4.2458e-08  
a 2.766391243338261 1.4684e-08 au
q 2.2434946238748 1.2198e-07 au
i 5.361293865427523 3.9066e-06 deg
node 255.9590894347235 4.8959e-05 deg
peri 74.59088801586505 5.0053e-05 deg
M 357.397118398277 1.1211e-05 deg
tp 2458612.651243996883
(2019-May-09.15124400)
5.2383e-05 TDB
period 1680.617295839359
4.60
1.3381e-05
3.664e-08
d
yr
n .2142070064917447 1.7055e-09 deg/d
Q 3.289287862801721 1.746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1217  
   data-arc span      14930 days (40.88 yr)  
   first obs. used      1978-11-05  
   last obs. used      2019-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53693  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:07  

Additional Information
 Earth MOID = 1.23904 au 
 Jupiter MOID = 2.09657 au 
 T_jup = 3.307 
[ 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 MPO449214  
diameter diameter 7.281 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.647 h n/a LCDB (Rev. 2019-January); 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 0.076   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

34999 (1978 VC3)          Discovered 1978-Nov-07 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1978 VC3 = 2001 UH66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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