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48655 (1995 VQ12)
Classification: Main-belt Asteroid          SPK-ID: 2048655
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1134915723124162 3.4185e-08  
a 2.255465858753556 7.4642e-09 au
q 1.999489492146641 7.6627e-08 au
i 7.483220735392936 4.1007e-06 deg
node 201.7619829827115 2.7478e-05 deg
peri 196.9389381515695 3.3048e-05 deg
M 90.0642144670944 1.8494e-05 deg
tp 2458690.970121050368
(2019-Jul-26.47012105)		 6.3097e-05 TDB
period 1237.236754699943
3.39		 6.1417e-06
1.682e-08		 d
yr
n .2909709872685668 1.4444e-09 deg/d
Q 2.511442225360471 8.3113e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1090  
   data-arc span      15072 days (41.26 yr)  
   first obs. used      1978-10-28  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:11:20  

Additional Information
 Earth MOID = 1.00762 au 
 Jupiter MOID = 2.8807 au 
 T_jup = 3.604 
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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO452833  
diameter diameter 2.147 km 0.410 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.349   0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48655 (1995 VQ12)          Discovered 1995-Nov-15 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 VQ12 = 1978 UM8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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