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JPL Small-Body Database Browser
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49315 (1998 VP21)
Classification: Main-belt Asteroid          SPK-ID: 2049315
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1982754016252191 3.8301e-08  
a 2.582544013035106 1.5656e-08 au
q 2.070489061635765 9.7576e-08 au
i 3.78799964912481 5.3186e-06 deg
node 2.66477221936243 8.6352e-05 deg
peri 26.81647078255125 8.8458e-05 deg
M 344.1302372901969 2.259e-05 deg
tp 2458667.324844489768
(2019-Jul-02.82484449)
9.5545e-05 TDB
period 1515.898155267067
4.15
1.3785e-05
3.774e-08
d
yr
n .2374829725527148 2.1595e-09 deg/d
Q 3.094598964434447 1.876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      14479 days (39.64 yr)  
   first obs. used      1977-09-09  
   last obs. used      2017-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57497  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-May-15 15:32:04  

Additional Information
 Earth MOID = 1.07566 au 
 Jupiter MOID = 2.35901 au 
 T_jup = 3.393 
[ 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 15.8   n/a MPO359071  

49315 (1998 VP21)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 VP21 = 1977 RY16 = 2002 PF44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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