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193255 (2000 SR85)
Classification: Main-belt Asteroid          SPK-ID: 2193255
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06419389980867851 4.7492e-07  
a 2.51067911272525 1.6927e-08 au
q 2.349508829311223 1.1862e-06 au
i 4.297931860994968 4.7376e-06 deg
node 96.28776423260868 0.0001114 deg
peri 281.8360834268666 0.0001492 deg
M 340.90237477078 9.3101e-05 deg
tp 2459077.583620910222
(2020-Aug-16.08362091)
0.00037562 TDB
period 1453.065666259989
3.98
1.4695e-05
4.023e-08
d
yr
n .2477520516513169 2.5056e-09 deg/d
Q 2.671849396139276 1.8014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      21051 days (57.63 yr)  
   first obs. used      1960-10-22  
   last obs. used      2018-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58421  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:33:49  

Additional Information
 Earth MOID = 1.35572 au 
 Jupiter MOID = 2.60962 au 
 T_jup = 3.455 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456523.5 (2013-Aug-19.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06570272661732431 4.7564e-07  
q 2.346964359268074 1.1915e-06 au
tp 2456171.870577262277
(2012-Sep-01.37057726)
0.00037142 TDB
node 96.3193184542418 0.00011146 deg
peri 282.2189303883263 0.00014801 deg
i 4.29679178328889 4.7357e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      21051 days (57.63 yr)  
   first obs. used      1960-10-22  
   last obs. used      2018-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58421  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:33:49  

Additional Information
 Jupiter MOID = 2.60962 au 
 T_jup = 3.455 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.262292754556682E-13 -5.66668164952983E-13 -1.612682308476111E-10 -9.435978976507551E-12 -4.368993680293657E-11 -1.405068312172646E-13
q -5.66668164952983E-13 1.419623795999101E-12 4.043822247090846E-10 2.36338923227475E-11 1.095504232674175E-10 3.520521343962377E-13
tp -1.612682308476111E-10 4.043822247090846E-10 1.37956116298741E-7 6.756498211259497E-9 3.699833192452387E-8 9.267762779954066E-11
node -9.435978976507551E-12 2.36338923227475E-11 6.756498211259497E-9 1.242365281735675E-8 -1.016560794840696E-8 -1.599571989321922E-11
peri -4.368993680293657E-11 1.095504232674175E-10 3.699833192452387E-8 -1.016560794840696E-8 2.190632143840339E-8 4.70328327001985E-11
i -1.405068312172646E-13 3.520521343962377E-13 9.267762779954066E-11 -1.599571989321922E-11 4.70328327001985E-11 2.242680674040778E-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 15.5   n/a MPO396495  

193255 (2000 SR85)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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