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JPL Small-Body Database Browser
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85563 (1998 BF7)
Classification: Inner Main-belt Asteroid          SPK-ID: 2085563
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1211053730770663 3.9234e-08  
a 1.945159034542658 9.4879e-09 au
q 1.709589823970144 7.8552e-08 au
i 23.80013855731096 6.1842e-06 deg
node 131.6863750613657 1.1255e-05 deg
peri 260.4386291539598 3.0915e-05 deg
M 22.33649330592145 2.9887e-05 deg
tp 2458539.018622323320
(2019-Feb-24.51862232)
8.233e-05 TDB
period 990.9028986988475
2.71
7.25e-06
1.985e-08
d
yr
n .3633050225937529 2.6581e-09 deg/d
Q 2.180728245115173 1.0637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      7566 days (20.71 yr)  
   first obs. used      1997-12-29  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5128  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 10:58:28  

Additional Information
 Earth MOID = .815964 au 
 Jupiter MOID = 3.19196 au 
 T_jup = 3.786 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO449531  

85563 (1998 BF7)          Discovered 1998-Jan-24 by NEAT at Haleakala
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 BF7 = 1999 NS2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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