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235756 (2004 VC)
Classification: Apollo [NEO, PHA]          SPK-ID: 2235756
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 71 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2588458191090671 8.1354e-08  
a 1.13338888129328 3.1091e-09 au
q .8400159079458113 9.3387e-08 au
i 39.14415528430893 2.3134e-05 deg
node 194.1663456199071 4.0902e-06 deg
peri 94.20215632580812 1.0595e-05 deg
M 194.2225328512804 1.2436e-05 deg
tp 2459403.450370171323
(2021-Jul-07.95037017)
1.5881e-05 TDB
period 440.7241497792455
1.21
1.8135e-06
4.965e-09
d
yr
n .8168374711944433 3.3611e-09 deg/d
Q 1.426761854640748 3.9139e-09 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      10405 days (28.49 yr)  
   first obs. used      1992-10-22  
   last obs. used      2021-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38342  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-19 06:24:48  

Additional Information
 Earth MOID = .0346262 au 
 Jupiter MOID = 3.84914 au 
 T_jup = 5.290 
[ 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 18.7   n/a MPO360211  
diameter diameter 1.136 km 0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 7.18 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:
[Warner, B.D. (2015) Minor Planet Bull. 42, 256-266.]
geometric albedo albedo 0.042   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

235756 (2004 VC)          Discovered 2004-Nov-01 by Siding Spring Survey at Siding Spring
Reference: 20100330/Numbers.arcLast Updated: 2010-04-05

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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