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27851 (1994 VG2)
Classification: Main-belt Asteroid          SPK-ID: 2027851
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077315092927495 3.5147e-08  
a 2.309667509912906 7.8593e-09 au
q 1.829876792114271 7.9448e-08 au
i 22.47689558907999 4.9207e-06 deg
node 222.2017615289229 1.0082e-05 deg
peri 229.068826375515 1.5819e-05 deg
M 69.93426087649281 1.1686e-05 deg
tp 2458751.436484902015
(2019-Sep-24.93648490)
4.1336e-05 TDB
period 1282.102138658808
3.51
6.5441e-06
1.792e-08
d
yr
n .2807888616242321 1.4332e-09 deg/d
Q 2.789458227711541 9.4919e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1718  
   data-arc span      11913 days (32.62 yr)  
   first obs. used      1987-11-20  
   last obs. used      2020-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:20:51  

Additional Information
 Earth MOID = .898592 au 
 Jupiter MOID = 2.67065 au 
 T_jup = 3.457 
[ 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 14.0   n/a MPO452560  
diameter diameter 9.552 km 0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.733 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:
[Bennefeld, C. (2011) http://www.bennefeld.org/astronomy/]
geometric albedo albedo 0.070   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27851 (1994 VG2)          Discovered 1994-Nov-08 by Otomo, S. at Kiyosato
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 VG2 = 1987 WX5 = 2000 LK24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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