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72335 (2001 BJ61)
Classification: Main-belt Asteroid          SPK-ID: 2072335
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1506740337793628 4.4218e-08  
a 2.468061206173175 1.2875e-08 au
q 2.096188468624703 1.1055e-07 au
i 12.34770469074261 5.3165e-06 deg
node 241.3706954418184 2.2477e-05 deg
peri 290.3120323425629 2.8763e-05 deg
M 38.27214895215756 2.093e-05 deg
tp 2459049.938940283455
(2020-Jul-19.43894028)
8.1832e-05 TDB
period 1416.225191998287
3.88
1.1082e-05
3.034e-08
d
yr
n .2541968622179653 1.9891e-09 deg/d
Q 2.839933943721647 1.4815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      21790 days (59.66 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:01:30  

Additional Information
 Earth MOID = 1.13506 au 
 Jupiter MOID = 2.25351 au 
 T_jup = 3.438 
[ 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 15.39   n/a E2021B10  
diameter diameter 4.579 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72335 (2001 BJ61)          Discovered 2001-Jan-24 by NEAT at Haleakala
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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