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JPL Small-Body Database Browser
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56621 (2000 JB74)
Classification: Main-belt Asteroid          SPK-ID: 2056621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09840425578588381 3.5086e-08  
a 2.290863776475619 1.0223e-08 au
q 2.065433031444696 8.2357e-08 au
i 7.520051599056979 4.0297e-06 deg
node 204.8271275386169 2.7888e-05 deg
peri 16.26147486954894 3.4329e-05 deg
M 177.4980591121723 2.0582e-05 deg
tp 2457976.063282111285
(2017-Aug-10.56328211)
7.1542e-05 TDB
period 1266.477050872278
3.47
8.4778e-06
2.321e-08
d
yr
n .2842530780577921 1.9028e-09 deg/d
Q 2.516294521506541 1.1229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      8778 days (24.03 yr)  
   first obs. used      1994-11-01  
   last obs. used      2018-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53181  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:25:59  

Additional Information
 Earth MOID = 1.05896 au 
 Jupiter MOID = 2.45441 au 
 T_jup = 3.581 
[ 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 16.1   n/a MPO452939  
diameter diameter 1.484 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56621 (2000 JB74)          Discovered 2000-May-03 by Spacewatch at Kitt Peak
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 JB74 = 2001 TK69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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