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56625 (2000 JW77)
Classification: Main-belt Asteroid          SPK-ID: 2056625
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0952779868234592 3.5226e-08  
a 2.231123500241545 6.9543e-09 au
q 2.018546544784021 7.9546e-08 au
i 6.194366137362545 4.0423e-06 deg
node 272.6678241616308 3.1376e-05 deg
peri 328.1203427879782 3.7381e-05 deg
M 357.0738559585911 1.8907e-05 deg
tp 2459010.394117025150
(2020-Jun-09.89411703)
6.3917e-05 TDB
period 1217.261378335672
3.33
5.6912e-06
1.558e-08
d
yr
n .2957458491718665 1.3827e-09 deg/d
Q 2.443700455699069 7.6169e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1357  
   data-arc span      7946 days (21.75 yr)  
   first obs. used      1998-12-14  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:58:31  

Additional Information
 Earth MOID = 1.0083 au 
 Jupiter MOID = 2.5781 au 
 T_jup = 3.628 
[ 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 15.2   n/a MPO359129  
diameter diameter 2.444 km 0.397 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.296   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

56625 (2000 JW77)          Discovered 2000-May-09 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 JW77 = 1998 XQ32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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