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86745 (2000 GJ57)
Classification: Main-belt Asteroid          SPK-ID: 2086745
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2148041755233567 3.5511e-08  
a 2.286050088806685 6.8525e-09 au
q 1.794996984275469 7.9922e-08 au
i 5.09764427484399 3.2988e-06 deg
node 208.9082297444812 3.6885e-05 deg
peri 123.7305843712874 3.7545e-05 deg
M 193.0747722269423 7.4883e-06 deg
tp 2459585.891640529502
(2022-Jan-06.39164053)
2.7926e-05 TDB
period 1262.487362767794
3.46
5.6765e-06
1.554e-08
d
yr
n .2851513691279728 1.2821e-09 deg/d
Q 2.777103193337902 8.3245e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1405  
   data-arc span      9868 days (27.02 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:49:13  

Additional Information
 Earth MOID = .791163 au 
 Jupiter MOID = 2.6156 au 
 T_jup = 3.566 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456844.5 (2014-Jul-06.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2157967431027293 3.5628e-08  
q 1.792480173035705 8.0275e-08 au
tp 2457060.050098136619
(2015-Feb-06.55009814)
2.1857e-05 TDB
node 208.9595524576361 3.693e-05 deg
peri 123.5583252648999 3.7576e-05 deg
i 5.094290536528674 3.2992e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1405  
   data-arc span      9868 days (27.02 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:49:13  

Additional Information
 Jupiter MOID = 2.6156 au 
 T_jup = 3.566 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.26936906566175E-15 -2.854147849197968E-15 2.27115552722252E-13 -2.257125105371609E-14 1.002198306224636E-13 -2.91929030426064E-15
q -2.854147849197968E-15 6.44405023803801E-15 -4.81154408577698E-13 5.025735426301624E-14 -2.190097681385374E-13 6.643445759475463E-15
tp 2.27115552722252E-13 -4.81154408577698E-13 4.77732370385117E-10 -6.475764309197299E-12 1.602508863838535E-10 -5.51155144093574E-13
node -2.257125105371609E-14 5.025735426301624E-14 -6.475764309197299E-12 1.363788732017895E-9 -1.360314633840584E-9 -4.220950094427052E-11
peri 1.002198306224636E-13 -2.190097681385374E-13 1.602508863838535E-10 -1.360314633840584E-9 1.411961131875829E-9 4.185990498395721E-11
i -2.91929030426064E-15 6.643445759475463E-15 -5.51155144093574E-13 -4.220950094427052E-11 4.185990498395721E-11 1.088461923304128E-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 15.3   n/a MPC3-M13  
diameter diameter 2.634 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.255   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86745 (2000 GJ57)          Discovered 2000-Apr-05 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2000 GJ57 = 2001 QU78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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