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JPL Small-Body Database Browser
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48385 (1978 VH9)
Classification: Main-belt Asteroid          SPK-ID: 2048385
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .233477058821872 9.4255e-08  
a 2.553510167412982 1.5283e-08 au
q 1.957324123853653 2.4844e-07 au
i 4.998868226752029 3.8922e-06 deg
node 259.3511685023055 6.8044e-05 deg
peri 250.4946586726447 6.8392e-05 deg
M 268.9801569046934 8.7003e-06 deg
tp 2458977.323861580325
(2020-May-07.82386158)
3.8013e-05 TDB
period 1490.406767971149
4.08
1.338e-05
3.663e-08
d
yr
n .2415447968543905 2.1685e-09 deg/d
Q 3.149696210972311 1.8851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      872  
   data-arc span      14592 days (39.95 yr)  
   first obs. used      1978-11-05  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54304  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 18:34:00  

Additional Information
 Earth MOID = .975844 au 
 Jupiter MOID = 1.9024 au 
 T_jup = 3.395 
[ 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 15.2   n/a MPO359065  

48385 (1978 VH9)          Discovered 1978-Nov-07 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1978 VH9 = 2000 GH154 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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