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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132971168630351 3.6984e-08  
a 2.255232008716964 8.2034e-09 au
q 1.999720724272101 8.4189e-08 au
i 7.483725540431169 4.4855e-06 deg
node 201.7695170731914 2.7986e-05 deg
peri 196.983447904025 3.4145e-05 deg
M 333.6356264240846 2.0194e-05 deg
tp 2458691.094164331544
(2019-Jul-26.59416433)
6.9593e-05 TDB
period 1237.04434188224
3.39
6.7496e-06
1.848e-08
d
yr
n .2910162455876381 1.5879e-09 deg/d
Q 2.510743293161827 9.1328e-09 au
  Orbit Determination Parameters
   # obs. used (total)      981  
   data-arc span      14976 days (41.00 yr)  
   first obs. used      1978-10-28  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55926  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:37:59  

Additional Information
 Earth MOID = 1.00723 au 
 Jupiter MOID = 2.88086 au 
 T_jup = 3.604 
[ 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 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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