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118336 (1999 BB7)
Classification: Main-belt Asteroid          SPK-ID: 2118336
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1626431234044733 4.4411e-08  
a 2.417340885927853 9.6505e-09 au
q 2.02417701390721 1.1011e-07 au
i 3.640012401695089 3.9541e-06 deg
node 242.6175275566181 8.4395e-05 deg
peri 238.5192128713093 8.5752e-05 deg
M 237.8529102695881 1.5281e-05 deg
tp 2459466.285426761434
(2021-Sep-08.78542676)
5.8633e-05 TDB
period 1372.793686728068
3.76
8.2207e-06
2.251e-08
d
yr
n .262238968229835 1.5704e-09 deg/d
Q 2.810504757948496 1.122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      7948 days (21.76 yr)  
   first obs. used      1999-01-20  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:12:15  

Additional Information
 Earth MOID = 1.04291 au 
 Jupiter MOID = 2.28155 au 
 T_jup = 3.495 
[ 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 16.0   n/a MPO436568  
diameter diameter 1.799 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118336 (1999 BB7)          Discovered 1999-Jan-20 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1999 BB7 = 2001 SL118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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