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243240 (2007 VN169)
Classification: Main-belt Asteroid          SPK-ID: 2243240
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1090114102981203 4.4016e-08  
a 2.3522118977902 1.5496e-08 au
q 2.095793961492072 1.0177e-07 au
i 6.613643623418183 4.7185e-06 deg
node 76.37880479445622 4.1307e-05 deg
peri 345.7814151191781 4.8293e-05 deg
M 176.908280323185 2.3688e-05 deg
tp 2458352.971705002299
(2018-Aug-22.47170500)
8.5781e-05 TDB
period 1317.689515568829
3.61
1.3021e-05
3.565e-08
d
yr
n .2732054825863837 2.6997e-09 deg/d
Q 2.608629834088327 1.7185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      6590 days (18.04 yr)  
   first obs. used      2001-01-19  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:55:48  

Additional Information
 Earth MOID = 1.10971 au 
 Jupiter MOID = 2.65997 au 
 T_jup = 3.540 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457027.5 (2015-Jan-05.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082232237794409 4.3856e-08  
q 2.097643470591824 1.0127e-07 au
tp 2457036.271640688974
(2015-Jan-13.77164069)
8.6502e-05 TDB
node 76.43698407980109 4.1307e-05 deg
peri 346.0507763974268 4.8413e-05 deg
i 6.613470158305317 4.718e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      6590 days (18.04 yr)  
   first obs. used      2001-01-19  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:55:48  

Additional Information
 Jupiter MOID = 2.65997 au 
 T_jup = 3.540 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.923366870398663E-15 -4.400474921086686E-15 -7.672116720591995E-13 -3.830933549953754E-16 -2.652628551650008E-13 4.629869570728598E-16
q -4.400474921086686E-15 1.025502764995918E-14 1.726861040396719E-12 2.547130318427956E-16 5.975081986647138E-13 -6.551482005832455E-16
tp -7.672116720591995E-13 1.726861040396719E-12 7.482525980827038E-9 1.375802043378662E-11 2.202800538372685E-9 -3.923340951282499E-12
node -3.830933549953754E-16 2.547130318427956E-16 1.375802043378662E-11 1.706259526789592E-9 -1.690410566527686E-9 -7.93836038398971E-12
peri -2.652628551650008E-13 5.975081986647138E-13 2.202800538372685E-9 -1.690410566527686E-9 2.343829151624764E-9 6.749642829773503E-12
i 4.629869570728598E-16 -6.551482005832455E-16 -3.923340951282499E-12 -7.93836038398971E-12 6.749642829773503E-12 2.225975209090465E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO418300  
diameter diameter 2.520 km 0.377 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243240 (2007 VN169)          Discovered 2007-Nov-05 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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