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39625 (1994 PV9)
Classification: Main-belt Asteroid          SPK-ID: 2039625
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1161074314156135 6.0749e-08  
a 3.017242520456563 2.0715e-08 au
q 2.66691824144838 1.9508e-07 au
i 1.210335604422488 4.4214e-06 deg
node 197.1838339765165 0.00018274 deg
peri 140.734070837048 0.00018369 deg
M 4.916887062046679 1.5422e-05 deg
tp 2459174.354226890838
(2020-Nov-20.85422689)		 8.2055e-05 TDB
period 1914.316558530087
5.24		 1.9715e-05
5.398e-08		 d
yr
n .1880566713983955 1.9367e-09 deg/d
Q 3.367566799464746 2.3121e-08 au
   Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      9612 days (26.32 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51899  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:15:18  

Additional Information
 Earth MOID = 1.65599 au 
 Jupiter MOID = 1.99541 au 
 T_jup = 3.237 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457260.5 (2015-Aug-26.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1181657648826225 6.0913e-08  
q 2.660508766933298 1.9604e-07 au
tp 2457267.266530099012
(2015-Sep-01.76653010)		 8.5477e-05 TDB
node 197.3507810877922 0.00018265 deg
peri 141.9453392230691 0.00018354 deg
i 1.210211403154401 4.4225e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      9612 days (26.32 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51899  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:15:18  

Additional Information
 Jupiter MOID = 1.99541 au 
 T_jup = 3.237 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.710454195460586E-15 -1.190977087705251E-14 2.023631451402616E-12 -1.704825819958504E-14 5.232309945457215E-13 -9.563959968207169E-16
q -1.190977087705251E-14 3.843121707933437E-14 -6.728670546326987E-12 5.608359469664074E-14 -1.726529802570564E-12 3.073486261704923E-15
tp 2.023631451402616E-12 -6.728670546326987E-12 7.30638179717922E-9 -1.663352764278002E-11 1.554960411741902E-9 -8.29035600956737E-14
node -1.704825819958504E-14 5.608359469664074E-14 -1.663352764278002E-11 3.336157491238529E-8 -3.335760436057975E-8 -2.531631532080269E-10
peri 5.232309945457215E-13 -1.726529802570564E-12 1.554960411741902E-9 -3.335760436057975E-8 3.3687485593572E-8 2.530656948225717E-10
i -9.563959968207169E-16 3.073486261704923E-15 -8.29035600956737E-14 -2.531631532080269E-10 2.530656948225717E-10 1.955894307669827E-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 15.19   n/a E2020-QM5  
diameter diameter 4.712 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.126   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39625 (1994 PV9)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 PV9 = 2000 UO2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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