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17687 (1997 BN2)
Classification: Main-belt Asteroid          SPK-ID: 2017687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08179567644504647 3.9609e-08  
a 3.065924897586572 2.1701e-08 au
q 2.815145496658769 1.2829e-07 au
i 9.608026477897965 5.4383e-06 deg
node 345.7729907213118 2.7048e-05 deg
peri 297.6955825934862 4.5283e-05 deg
M 345.9276522652194 3.7758e-05 deg
tp 2459077.148692812556
(2020-Aug-15.64869281)
0.00020575 TDB
period 1960.833396997515
5.37
2.0819e-05
5.7e-08
d
yr
n .1835954041537861 1.9493e-09 deg/d
Q 3.316704298514376 2.3477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1266  
   data-arc span      8537 days (23.37 yr)  
   first obs. used      1997-01-30  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53802  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:13:41  

Additional Information
 Earth MOID = 1.81533 au 
 Jupiter MOID = 1.91991 au 
 T_jup = 3.206 
[ 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 13.7   n/a MPO435863  
diameter diameter 6.057 km 0.329 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.192   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17687 (1997 BN2)          Discovered 1997-Jan-30 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 BN2 = 1999 RC60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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