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78880 (2003 RR16)
Classification: Main-belt Asteroid          SPK-ID: 2078880
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1653881140514463 3.2144e-08  
a 2.252999685732145 6.5171e-09 au
q 1.880380316750404 7.3444e-08 au
i 7.825842826904437 3.452e-06 deg
node 179.1200198886233 2.1026e-05 deg
peri 180.9609794781987 2.314e-05 deg
M 319.6259699275197 8.6249e-06 deg
tp 2459139.028689255365
(2020-Oct-16.52868926)
2.957e-05 TDB
period 1235.208079114298
3.38
5.3595e-06
1.467e-08
d
yr
n .2914488709126132 1.2646e-09 deg/d
Q 2.625619054713886 7.595e-09 au
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      9923 days (27.17 yr)  
   first obs. used      1993-09-14  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:07:08  

Additional Information
 Earth MOID = .877047 au 
 Jupiter MOID = 2.82714 au 
 T_jup = 3.595 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457621.5 (2016-Aug-21.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1657648872730077 3.2058e-08  
q 1.878876836127039 7.3253e-08 au
tp 2457905.203246896790
(2017-May-31.70324690)
3.018e-05 TDB
node 179.1708207857358 2.1023e-05 deg
peri 181.222117099923 2.3133e-05 deg
i 7.827232314928392 3.4524e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      9923 days (27.17 yr)  
   first obs. used      1993-09-14  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:07:08  

Additional Information
 Jupiter MOID = 2.82714 au 
 T_jup = 3.595 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.0276952154548E-15 -2.342026754532896E-15 -1.684388907664808E-13 -4.519143943181696E-15 -6.342865066441827E-14 -4.914994238731855E-16
q -2.342026754532896E-15 5.366040502057558E-15 3.434994908669683E-13 9.964150158861671E-15 1.312296218449722E-13 1.280496806271652E-15
tp -1.684388907664808E-13 3.434994908669683E-13 9.108571161699482E-10 8.054326729189887E-14 2.972997602141203E-10 -1.370491275011359E-12
node -4.519143943181696E-15 9.964150158861671E-15 8.054326729189887E-14 4.419599931171465E-10 -4.373192767575821E-10 -8.229012907321877E-12
peri -6.342865066441827E-14 1.312296218449722E-13 2.972997602141203E-10 -4.373192767575821E-10 5.35153411542177E-10 7.727266961457711E-12
i -4.914994238731855E-16 1.280496806271652E-15 -1.370491275011359E-12 -8.229012907321877E-12 7.727266961457711E-12 1.191902394389956E-11

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 16.1   n/a MPO436333  
diameter diameter 1.340 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.471   0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78880 (2003 RR16)          Discovered 2003-Sep-13 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 RR16 = 1993 RL12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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