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74339 (1998 VW16)
Classification: Main-belt Asteroid          SPK-ID: 2074339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2249257780959822 4.2551e-08  
a 2.739331750768842 1.6477e-08 au
q 2.123185425264131 1.1866e-07 au
i 5.319039278596159 5.0233e-06 deg
node 175.3374670765586 5.1852e-05 deg
peri 254.0594335076349 5.3138e-05 deg
M 256.1460383219875 1.2904e-05 deg
tp 2459478.233769318948
(2021-Sep-20.73376932)
6.183e-05 TDB
period 1656.019223301646
4.53
1.4942e-05
4.091e-08
d
yr
n .2173887808393064 1.9614e-09 deg/d
Q 3.355478076273553 2.0184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      7859 days (21.52 yr)  
   first obs. used      1998-10-14  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57003  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:04:19  

Additional Information
 Earth MOID = 1.14465 au 
 Jupiter MOID = 1.98538 au 
 T_jup = 3.307 
[ 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 15.7   n/a MPO436303  

74339 (1998 VW16)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 VW16 = 2000 EA101 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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