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JPL Small-Body Database Browser
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27663 (1978 VP4)
Classification: Main-belt Asteroid          SPK-ID: 2027663
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0591619081827033 4.0478e-08  
a 2.869577100288847 1.7819e-08 au
q 2.69980744335837 1.1621e-07 au
i 1.812290336511543 4.4603e-06 deg
node 183.3920685514298 0.00013728 deg
peri 227.6352692298729 0.00014249 deg
M 211.1153384243655 4.0631e-05 deg
tp 2459734.798652255117
(2022-Jun-04.29865225)
0.00020348 TDB
period 1775.518794308786
4.86
1.6538e-05
4.528e-08
d
yr
n .2027576397129319 1.8886e-09 deg/d
Q 3.039346757219323 1.8873e-08 au
  Orbit Determination Parameters
   # obs. used (total)      973  
   data-arc span      14787 days (40.48 yr)  
   first obs. used      1978-11-05  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56175  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:04:48  

Additional Information
 Earth MOID = 1.71053 au 
 Jupiter MOID = 2.18541 au 
 T_jup = 3.295 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO431818  

27663 (1978 VP4)          Discovered 1978-Nov-07 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1978 VP4 = 2000 GL78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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