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85674 (1998 QD103)
Classification: Main-belt Asteroid          SPK-ID: 2085674
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1801167112765794 4.5844e-08  
a 2.302037454597718 7.2422e-09 au
q 1.887402039040069 1.0607e-07 au
i 5.466929722126562 4.6647e-06 deg
node 45.65665646728242 4.5672e-05 deg
peri 350.523973347022 4.8167e-05 deg
M 48.62147917840453 1.36e-05 deg
tp 2458828.197066624082
(2019-Dec-10.69706662)		 4.8249e-05 TDB
period 1275.754194719787
3.49		 6.0203e-06
1.648e-08		 d
yr
n .2821860210140812 1.3316e-09 deg/d
Q 2.716672870155367 8.5467e-09 au
   Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      8307 days (22.74 yr)  
   first obs. used      1997-05-01  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:36:54  

Additional Information
 Earth MOID = .894797 au 
 Jupiter MOID = 2.70554 au 
 T_jup = 3.563 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457167.5 (2015-May-25.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1806053919504624 4.6284e-08  
q 1.886045951910936 1.0723e-07 au
tp 2457550.341655437823
(2016-Jun-10.84165544)		 4.8577e-05 TDB
node 45.67987428626783 4.5647e-05 deg
peri 350.0328722824099 4.8113e-05 deg
i 5.470097495801776 4.669e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      8307 days (22.74 yr)  
   first obs. used      1997-05-01  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:36:54  

Additional Information
 Jupiter MOID = 2.70554 au 
 T_jup = 3.563 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.142202453336837E-15 -4.955662839991069E-15 -1.244585508716468E-12 -2.719507072229631E-14 -3.866108163430851E-13 -1.792435551320632E-15
q -4.955662839991069E-15 1.149866133280997E-14 2.82077911221078E-12 6.180036807326591E-14 8.745295687290936E-13 4.343513580938899E-15
tp -1.244585508716468E-12 2.82077911221078E-12 2.359716427182714E-9 3.723139184773736E-11 7.556527783994714E-10 -7.150212990678317E-13
node -2.719507072229631E-14 6.180036807326591E-14 3.723139184773736E-11 2.083620983602627E-9 -2.061452091687225E-9 -9.017556107112575E-11
peri -3.866108163430851E-13 8.745295687290936E-13 7.556527783994714E-10 -2.061452091687225E-9 2.314852053566226E-9 8.956574590855301E-11
i -1.792435551320632E-15 4.343513580938899E-15 -7.150212990678317E-13 -9.017556107112575E-11 8.956574590855301E-11 2.179958857259924E-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 15.6   n/a MPO417414  
diameter diameter 1.892 km 0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.311   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85674 (1998 QD103)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 QD103 = 2002 VH110 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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