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85417 (1996 XQ3)
Classification: Main-belt Asteroid          SPK-ID: 2085417
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08134991271212433 6.2542e-08  
a 2.875864272227687 2.7299e-08 au
q 2.641912964710047 1.825e-07 au
i 12.3998590143448 1.2019e-05 deg
node 25.24662479842307 3.23e-05 deg
peri 254.9608336022372 9.7947e-05 deg
M 341.9552170646991 9.5911e-05 deg
tp 2458689.789453837679
(2019-Jul-25.28945384)
0.00047479 TDB
period 1781.357165493015
4.88
2.5364e-05
6.944e-08
d
yr
n .2020931046135069 2.8775e-09 deg/d
Q 3.109815579745326 2.9519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      7875 days (21.56 yr)  
   first obs. used      1996-11-19  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60391  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:05:44  

Additional Information
 Earth MOID = 1.65939 au 
 Jupiter MOID = 2.02281 au 
 T_jup = 3.257 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456573.5 (2013-Oct-08.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08054644823205649 6.3674e-08  
q 2.642014554060253 1.8592e-07 au
tp 2456916.914895681957
(2014-Sep-16.41489568)
0.00047495 TDB
node 25.28327033314909 3.2266e-05 deg
peri 256.3791963624777 9.8474e-05 deg
i 12.41050548595218 1.2029e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      7875 days (21.56 yr)  
   first obs. used      1996-11-19  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60391  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:05:44  

Additional Information
 Jupiter MOID = 2.02281 au 
 T_jup = 3.257 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.054349383381083E-15 -1.173317525007499E-14 1.486082548244538E-11 5.498133937166692E-15 2.797603696987985E-12 6.389613955251587E-15
q -1.173317525007499E-14 3.456745414077213E-14 -4.210706721111501E-11 -1.90473870076083E-14 -7.939773856184095E-12 -1.631098802420705E-14
tp 1.486082548244538E-11 -4.210706721111501E-11 2.255792436689189E-7 2.017337792693349E-10 4.422882425482565E-8 -5.776417542072306E-12
node 5.498133937166692E-15 -1.90473870076083E-14 2.017337792693349E-10 1.041074366358519E-9 -9.760022814103832E-10 -1.892318073593312E-10
peri 2.797603696987985E-12 -7.939773856184095E-12 4.422882425482565E-8 -9.760022814103832E-10 9.697154532841273E-9 1.832657051484334E-10
i 6.389613955251587E-15 -1.631098802420705E-14 -5.776417542072306E-12 -1.892318073593312E-10 1.832657051484334E-10 1.446864063970555E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO351440  
diameter diameter 3.073 km 0.622 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.225   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85417 (1996 XQ3)          Discovered 1996-Dec-01 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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