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441935 (2010 JZ77)
Classification: Main-belt Asteroid          SPK-ID: 2441935
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1208055243412845 8.1133e-08  
a 2.573567954782167 4.447e-08 au
q 2.26266672857678 2.2424e-07 au
i 12.46159215980557 9.4845e-06 deg
node 57.92574909837343 2.7559e-05 deg
peri 119.9738053162677 4.3923e-05 deg
M 198.663298882665 3.2372e-05 deg
tp 2459676.322363849744
(2022-Apr-06.82236385)
0.00014074 TDB
period 1508.001894801149
4.13
3.9087e-05
1.07e-07
d
yr
n .2387264904912278 6.1877e-09 deg/d
Q 2.884469180987554 4.9843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      3039 days (8.32 yr)  
   first obs. used      2010-02-10  
   last obs. used      2018-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61949  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:16:40  

Additional Information
 Earth MOID = 1.2915 au 
 Jupiter MOID = 2.14017 au 
 T_jup = 3.385 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457229.5 (2015-Jul-26.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1196735570400387 8.1782e-08  
q 2.266892185422899 2.261e-07 au
tp 2456659.541273160786
(2014-Jan-02.04127316)
0.00013603 TDB
node 57.94931392694413 2.7553e-05 deg
peri 120.1650935618128 4.401e-05 deg
i 12.46102036051559 9.4852e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      3039 days (8.32 yr)  
   first obs. used      2010-02-10  
   last obs. used      2018-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61949  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:16:40  

Additional Information
 Jupiter MOID = 2.14017 au 
 T_jup = 3.385 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.688364816573517E-15 -1.82370953791079E-14 6.66336909105485E-12 -7.037008118780833E-14 1.628049858279821E-12 -1.020009985859222E-15
q -1.82370953791079E-14 5.111933693329091E-14 -1.831935083436957E-11 1.917189232626741E-13 -4.349517465246089E-12 6.677973940835016E-15
tp 6.66336909105485E-12 -1.831935083436957E-11 1.850345000588385E-8 -8.4092801773311E-11 4.671215361962297E-9 -8.497160542050457E-12
node -7.037008118780833E-14 1.917189232626741E-13 -8.4092801773311E-11 7.591696251242139E-10 -7.609684155208301E-10 -9.734933655352922E-11
peri 1.628049858279821E-12 -4.349517465246089E-12 4.671215361962297E-9 -7.609684155208301E-10 1.936853735385994E-9 9.347458840891503E-11
i -1.020009985859222E-15 6.677973940835016E-15 -8.497160542050457E-12 -9.734933655352922E-11 9.347458840891503E-11 8.996858014416384E-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 16.4   n/a MPO440829  
diameter diameter 2.189 km 0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.070   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

441935 (2010 JZ77)          Discovered 2010-Feb-10 by WISE at WISE
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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