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56612 (2000 JY61)
Classification: Main-belt Asteroid          SPK-ID: 2056612
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722859495061843 3.4129e-08  
a 2.399346201394301 8.7134e-09 au
q 1.985972562893028 8.0891e-08 au
i 6.415754117200605 3.7771e-06 deg
node 254.060955115141 3.8628e-05 deg
peri 344.5706105669709 4.0688e-05 deg
M 147.0219250252179 1.4025e-05 deg
tp 2458446.107423678155
(2018-Nov-23.60742368)
5.1917e-05 TDB
period 1357.493635331131
3.72
7.3948e-06
2.025e-08
d
yr
n .2651946135365754 1.4446e-09 deg/d
Q 2.812719839895575 1.0215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1390  
   data-arc span      10931 days (29.93 yr)  
   first obs. used      1990-11-23  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:58:34  

Additional Information
 Earth MOID = .974439 au 
 Jupiter MOID = 2.20753 au 
 T_jup = 3.498 
[ show covariance matrix ]

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 14.6   n/a MPO493270  
diameter diameter 3.216 km 0.551 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.297   0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56612 (2000 JY61)          Discovered 2000-May-07 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 JY61 = 2001 SG278 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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