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49704 (1999 VR15)
Classification: Main-belt Asteroid          SPK-ID: 2049704
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04986421265054948 2.6818e-08  
a 2.16644218611496 7.1515e-09 au
q 2.058414252251402 5.7791e-08 au
i 2.198899983844919 3.0191e-06 deg
node 303.2005991728556 0.0001244 deg
peri .8461777894098456 0.00013391 deg
M 244.8418682245647 5.0459e-05 deg
tp 2459373.072840261327
(2021-Jun-07.57284026)
0.00016345 TDB
period 1164.713428623791
3.19
5.7672e-06
1.579e-08
d
yr
n .3090889064663494 1.5305e-09 deg/d
Q 2.274470119978518 7.5081e-09 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      7983 days (21.86 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5351  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:33:13  

Additional Information
 Earth MOID = 1.04307 au 
 Jupiter MOID = 2.8129 au 
 T_jup = 3.690 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456840.5 (2014-Jul-02.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0501960809932601 2.6845e-08  
q 2.057769390941351 5.7885e-08 au
tp 2457042.899433182863
(2015-Jan-20.39943318)
0.00016132 TDB
node 303.2853110256945 0.00012434 deg
peri .6750802018770717 0.00013372 deg
i 2.199541286190916 3.02e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      7983 days (21.86 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5351  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:33:13  

Additional Information
 Jupiter MOID = 2.8129 au 
 T_jup = 3.690 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.206451244771041E-16 -1.543363490309671E-15 7.405573738618968E-13 5.960472369030947E-15 2.217483209014637E-13 -1.077801189993764E-16
q -1.543363490309671E-15 3.350715390434381E-15 -1.554802597719471E-12 -1.267554501943227E-14 -4.686332462920237E-13 2.766669711525566E-16
tp 7.405573738618968E-13 -1.554802597719471E-12 2.602295959132109E-8 8.585326922099093E-11 7.964614180139058E-9 3.407705324444863E-13
node 5.960472369030947E-15 -1.267554501943227E-14 8.585326922099093E-11 1.546100487154014E-8 -1.54227407279006E-8 4.163996109389829E-11
peri 2.217483209014637E-13 -4.686332462920237E-13 7.964614180139058E-9 -1.54227407279006E-8 1.78819589122975E-8 -4.151313817177769E-11
i -1.077801189993764E-16 2.766669711525566E-16 3.407705324444863E-13 4.163996109389829E-11 -4.151313817177769E-11 9.120355684272801E-12

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO347863  

49704 (1999 VR15)          Discovered 1999-Nov-02 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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