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524522 (2002 VE68)
Classification: Aten [NEO, PHA]          SPK-ID: 2524522
[ 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 82 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4100781624086853 1.3896e-08  
a .7236874707357775 5.6888e-10 au
q .4269190425782606 1.013e-08 au
i 9.034394210657069 4.268e-06 deg
node 231.4923041251626 5.2896e-06 deg
peri 355.4277373350446 9.4336e-06 deg
M 6.19811906075332 1.8323e-05 deg
tp 2458996.628471852545
(2020-May-27.12847185)		 1.1444e-05 TDB
period 224.8666279919063
0.62		 2.6515e-07
7.259e-10		 d
yr
n 1.600948985693678 1.8877e-09 deg/d
Q 1.020455898893294 8.0217e-10 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -5.821701042334639E-14 1.126E-15
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
   Orbit Determination Parameters
   # obs. used (total)      597  
   # delay obs. used      4  
   # Doppler obs. used      6  
   data-arc span      5866 days (16.06 yr)  
   first obs. used      2002-11-11  
   last obs. used      2018-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .2832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:49:12  

Additional Information
 Earth MOID = .0265116 au 
 Jupiter MOID = 3.96313 au 
 T_jup = 7.862 
[ 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 20.5   n/a MPO264928  
rotation period rot_per 13.50 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2002) http://www.asu.cas.cz/~ppravec/neo.htm]
[Hicks, M.; Mayes, D.; Barajas, T. (2010) Astronomer's Telegram 3073. http://www.astronomerstelegram.org]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46-4, in press.]

524522 (2002 VE68)          Discovered 2002-Nov-11 by LONEOS at Anderson Mesa
Reference: Last Updated: 2019-05-29

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