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JPL Small-Body Database Browser
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434518 (2005 SD164)
Classification: Main-belt Asteroid          SPK-ID: 2434518
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2792010589960043 4.8573e-08  
a 2.321532398221146 7.8537e-09 au
q 1.673358094144268 1.1523e-07 au
i 7.59113566026817 5.206e-06 deg
node 169.8436877497656 2.91e-05 deg
peri 206.8556092454574 3.0766e-05 deg
M 302.7160558967254 8.3138e-06 deg
tp 2458806.084781024267
(2019-Nov-18.58478102)
3.0297e-05 TDB
period 1291.994158700144
3.54
6.5562e-06
1.795e-08
d
yr
n .2786390306610912 1.4139e-09 deg/d
Q 2.969706702298023 1.0046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      5174 days (14.17 yr)  
   first obs. used      2005-08-31  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55335  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:40:39  

Additional Information
 Earth MOID = .677396 au 
 Jupiter MOID = 2.49394 au 
 T_jup = 3.513 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457568.5 (2016-Jun-29.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2808440672998509 4.8782e-08  
q 1.668822188492911 1.1591e-07 au
tp 2457513.310021547202
(2016-May-04.81002155)
2.7204e-05 TDB
node 169.9471284428218 2.9039e-05 deg
peri 206.5688701362151 3.0666e-05 deg
i 7.601049347568094 5.2135e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      5174 days (14.17 yr)  
   first obs. used      2005-08-31  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55335  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:40:39  

Additional Information
 Jupiter MOID = 2.49394 au 
 T_jup = 3.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.379717223521322E-15 -5.649112462777768E-15 -4.514312811275897E-13 1.36689500114442E-14 -9.161574184763033E-14 -6.643053622442079E-15
q -5.649112462777768E-15 1.343624541012454E-14 1.091870750359051E-12 -3.316842441732067E-14 2.249707831845992E-13 1.596195943339286E-14
tp -4.514312811275897E-13 1.091870750359051E-12 7.400358333138159E-10 -3.845200925884613E-12 2.750273370343841E-10 3.484862910313602E-12
node 1.36689500114442E-14 -3.316842441732067E-14 -3.845200925884613E-12 8.432470007831472E-10 -8.351126426777425E-10 -1.965591441842052E-11
peri -9.161574184763033E-14 2.249707831845992E-13 2.750273370343841E-10 -8.351126426777425E-10 9.403820228115432E-10 2.055571491723317E-11
i -6.643053622442079E-15 1.596195943339286E-14 3.484862910313602E-12 -1.965591441842052E-11 2.055571491723317E-11 2.718073789101463E-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 17.2   n/a MPO446737  

434518 (2005 SD164)          Discovered 2005-Aug-31 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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