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118335 (1999 BF2)
Classification: Main-belt Asteroid          SPK-ID: 2118335
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2290379118548414 3.2335e-08  
a 2.325932907186204 9.1694e-09 au
q 1.793206091009815 7.6618e-08 au
i 26.55451136926426 6.4943e-06 deg
node 230.0548129171685 7.7796e-06 deg
peri 239.6672631816722 1.6073e-05 deg
M 5.211685312107372 1.4054e-05 deg
tp 2458981.742718965021
(2020-May-12.24271896)
5.0529e-05 TDB
period 1295.669398324062
3.55
7.6618e-06
2.098e-08
d
yr
n .2778486552709025 1.643e-09 deg/d
Q 2.858659723362592 1.127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1998-12-19  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45051  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:56:56  

Additional Information
 Earth MOID = .905425 au 
 Jupiter MOID = 2.67937 au 
 T_jup = 3.401 
[ 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 MPO401046  
diameter diameter 2.176 km 0.384 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.234   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118335 (1999 BF2)          Discovered 1999-Jan-19 by CSS at Catalina
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1999 BF2 = 2001 QZ150 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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