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78599 (2002 SM27)
Classification: Main-belt Asteroid          SPK-ID: 2078599
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 .08338330802642065 6.2157e-08  
a 2.946562735536714 1.9471e-08 au
q 2.700868587340283 1.8991e-07 au
i 5.931390556195066 3.8295e-06 deg
node 95.89794719816089 6.2112e-05 deg
peri 256.6678196888711 6.6116e-05 deg
M 196.930882432807 2.454e-05 deg
tp 2459837.337600180805
(2022-Sep-14.83760018)
0.00012878 TDB
period 1847.446902022723
5.06
1.8312e-05
5.014e-08
d
yr
n .1948635165675641 1.9315e-09 deg/d
Q 3.192256883733144 2.1095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      980  
   data-arc span      7826 days (21.43 yr)  
   first obs. used      1998-12-25  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53913  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:00:53  

Additional Information
 Earth MOID = 1.70296 au 
 Jupiter MOID = 2.17842 au 
 T_jup = 3.258 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457139.5 (2015-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08188524862995339 6.208e-08  
q 2.706470135544705 1.8933e-07 au
tp 2457991.458510030918
(2017-Aug-25.95851003)
0.00012537 TDB
node 95.91908406665796 6.2103e-05 deg
peri 257.0202121111836 6.6257e-05 deg
i 5.930944952995794 3.829e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      980  
   data-arc span      7826 days (21.43 yr)  
   first obs. used      1998-12-25  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53913  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:00:53  

Additional Information
 Jupiter MOID = 2.17842 au 
 T_jup = 3.258 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.853938632797972E-15 -1.17075410698256E-14 5.587251659151001E-13 -1.492253790604902E-14 1.109007602725008E-13 -1.702459350729077E-15
q -1.17075410698256E-14 3.584627719689291E-14 -1.126156549822987E-12 4.151169147469672E-14 -2.533928508889648E-13 5.588730950482921E-15
tp 5.587251659151001E-13 -1.126156549822987E-12 1.571835780827267E-8 -1.413305131995699E-11 2.968481364666691E-9 -6.515593915471082E-13
node -1.492253790604902E-14 4.151169147469672E-14 -1.413305131995699E-11 3.856748160383249E-9 -3.838763652099417E-9 3.952963004864941E-11
peri 1.109007602725008E-13 -2.533928508889648E-13 2.968481364666691E-9 -3.838763652099417E-9 4.39004595395507E-9 -3.946051186584457E-11
i -1.702459350729077E-15 5.588730950482921E-15 -6.515593915471082E-13 3.952963004864941E-11 -3.946051186584457E-11 1.466142481794287E-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 14.4   n/a MPO432336  
diameter diameter 4.115 km 0.598 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.181   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78599 (2002 SM27)          Discovered 2002-Sep-29 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 SM27 = 2000 FQ56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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