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115009 (2003 QF78)
Classification: Main-belt Asteroid          SPK-ID: 2115009
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .202802375186626 3.5637e-08  
a 3.120237644131096 1.5557e-08 au
q 2.487446038754588 1.1414e-07 au
i 4.608266983396399 4.1532e-06 deg
node 220.4514526129041 5.4159e-05 deg
peri 169.05012406688 5.5415e-05 deg
M 37.77452599584583 1.1127e-05 deg
tp 2458989.259854644098
(2020-May-19.75985464)
6.1853e-05 TDB
period 2013.167612916911
5.51
1.5056e-05
4.122e-08
d
yr
n .1788226661755154 1.3373e-09 deg/d
Q 3.753029249507605 1.8712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1183  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1998-12-15  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50763  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:41:37  

Additional Information
 Earth MOID = 1.4918 au 
 Jupiter MOID = 1.69777 au 
 T_jup = 3.179 
[ 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 14.38   n/a E2021B55  
diameter diameter 8.413 km 0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115009 (2003 QF78)          Discovered 2003-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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