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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077835365842781 4.1843e-08  
a 2.309875411207361 8.6831e-09 au
q 1.829921329197632 9.6877e-08 au
i 22.4776307086974 5.7436e-06 deg
node 222.2066516268218 1.0404e-05 deg
peri 229.1183515878259 1.6775e-05 deg
M 317.5883114094715 1.3847e-05 deg
tp 2458751.565163026305
(2019-Sep-25.06516303)
4.965e-05 TDB
period 1282.275252337275
3.51
7.2304e-06
1.98e-08
d
yr
n .2807509537003134 1.5831e-09 deg/d
Q 2.789829493217089 1.0487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1385  
   data-arc span      11705 days (32.05 yr)  
   first obs. used      1987-11-20  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45957  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:42:14  

Additional Information
 Earth MOID = .898505 au 
 Jupiter MOID = 2.66982 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-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:
[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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