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351638 (2005 YF45)
Classification: Main-belt Asteroid          SPK-ID: 2351638
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 .2262619109166029 5.6291e-08  
a 2.29138609965074 1.1739e-08 au
q 1.772932702096022 1.2728e-07 au
i 1.877514860760878 4.068e-06 deg
node 240.8716634152338 0.00018983 deg
peri 148.8021676572332 0.00019043 deg
M 108.3573902424587 1.5459e-05 deg
tp 2458619.169209265417
(2019-May-15.66920927)
5.3739e-05 TDB
period 1266.910215881691
3.47
9.7355e-06
2.665e-08
d
yr
n .2841558900442382 2.1836e-09 deg/d
Q 2.809839497205457 1.4395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      6743 days (18.46 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:56:24  

Additional Information
 Earth MOID = .778553 au 
 Jupiter MOID = 2.63695 au 
 T_jup = 3.563 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457407.5 (2016-Jan-20.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2259861967727438 5.6997e-08  
q 1.773578944611117 1.2912e-07 au
tp 2457349.927464006511
(2015-Nov-23.42746401)
5.2662e-05 TDB
node 240.999429839163 0.00019053 deg
peri 148.2455806026929 0.00019113 deg
i 1.872486289121025 4.0637e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      6743 days (18.46 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:56:24  

Additional Information
 Jupiter MOID = 2.63695 au 
 T_jup = 3.563 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.248629505759554E-15 -7.341887188333651E-15 -1.989505146421984E-12 -1.553771979084812E-13 -6.201640091551541E-13 -2.695272274265212E-15
q -7.341887188333651E-15 1.667166943978012E-14 4.58485924935987E-12 3.543174095231492E-13 1.426120148683633E-12 6.076871220488122E-15
tp -1.989505146421984E-12 4.58485924935987E-12 2.773301663422753E-9 1.546720898797487E-10 8.526324013768104E-10 1.352265376759621E-12
node -1.553771979084812E-13 3.543174095231492E-13 1.546720898797487E-10 3.630324656608362E-8 -3.622648811411284E-8 -4.243310445145225E-11
peri -6.201640091551541E-13 1.426120148683633E-12 8.526324013768104E-10 -3.622648811411284E-8 3.652951048011083E-8 4.297470592408968E-11
i -2.695272274265212E-15 6.076871220488122E-15 1.352265376759621E-12 -4.243310445145225E-11 4.297470592408968E-11 1.651336812253358E-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 18.0   n/a MPO368394  

351638 (2005 YF45)          Discovered 2005-Dec-25 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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