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65778 (1995 SD33)
Classification: Main-belt Asteroid          SPK-ID: 2065778
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 .1616819185801099 8.1191e-08  
a 2.545547962010457 1.619e-08 au
q 2.133978883674918 2.1274e-07 au
i .190444825419843 6.0406e-06 deg
node 68.2502971004114 0.0021156 deg
peri 292.5981300336816 0.0021158 deg
M 19.0334833099229 3.1526e-05 deg
tp 2458922.069293334169
(2020-Mar-13.56929333)
0.00012947 TDB
period 1483.441256650027
4.06
1.4152e-05
3.875e-08
d
yr
n .242678972548578 2.3152e-09 deg/d
Q 2.957117040345997 1.8808e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      8823 days (24.16 yr)  
   first obs. used      1995-09-21  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:45:40  

Additional Information
 Earth MOID = 1.13088 au 
 Jupiter MOID = 2.4943 au 
 T_jup = 3.425 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456145.5 (2012-Aug-06.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1634722638446182 8.1049e-08  
q 2.130463169482409 2.1287e-07 au
tp 2455956.948597598408
(2012-Jan-30.44859760)
0.00011339 TDB
node 68.0576582335793 0.0020912 deg
peri 293.2950037562905 0.0020913 deg
i .1928820997609686 6.0262e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      8823 days (24.16 yr)  
   first obs. used      1995-09-21  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:45:40  

Additional Information
 Jupiter MOID = 2.4943 au 
 T_jup = 3.425 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.568935785816379E-15 -1.722365949298875E-14 -6.001587090780864E-12 1.389225106011569E-13 -1.301697856247566E-12 -2.514652692013572E-16
q -1.722365949298875E-14 4.531158379376612E-14 1.590183416096436E-11 -3.469119587055741E-13 3.437831721694625E-12 7.111402367747251E-16
tp -6.001587090780864E-12 1.590183416096436E-11 1.285833974276474E-8 -1.836557591007454E-10 3.07118328027813E-9 5.123412823215979E-13
node 1.389225106011569E-13 -3.469119587055741E-13 -1.836557591007454E-10 4.372927804430362E-6 -4.372939799482175E-6 3.841658940782398E-9
peri -1.301697856247566E-12 3.437831721694625E-12 3.07118328027813E-9 -4.372939799482175E-6 4.373628852172198E-6 -3.841521007682319E-9
i -2.514652692013572E-16 7.111402367747251E-16 5.123412823215979E-13 3.841658940782398E-9 -3.841521007682319E-9 3.631535392472992E-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 16.1   n/a MPO439514  

65778 (1995 SD33)          Discovered 1995-Sep-21 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 SD33 = 1997 CP24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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