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49302 (1998 VW7)
Classification: Main-belt Asteroid          SPK-ID: 2049302
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446447707637137 3.7136e-08  
a 2.438888819616552 1.0842e-08 au
q 2.086116305384932 8.7621e-08 au
i 3.959412091471381 5.4828e-06 deg
node 345.4624031695674 4.7023e-05 deg
peri 132.9156360319845 5.1645e-05 deg
M 65.37724606858147 2.0386e-05 deg
tp 2458347.855090085841
(2018-Aug-17.35509009)
7.8169e-05 TDB
period 1391.189948161587
3.81
9.2765e-06
2.54e-08
d
yr
n .2587712774058844 1.7255e-09 deg/d
Q 2.791661333848173 1.241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1173  
   data-arc span      10465 days (28.65 yr)  
   first obs. used      1990-09-15  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51181  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:40:33  

Additional Information
 Earth MOID = 1.10483 au 
 Jupiter MOID = 2.28732 au 
 T_jup = 3.485 
[ 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 MPO280007  
diameter diameter 3.988 km 0.950 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.092   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

49302 (1998 VW7)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 VW7 = 1990 RE15 = 1992 CZ4 = 2000 GX4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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