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11646 (1997 BZ1)
Classification: Main-belt Asteroid          SPK-ID: 2011646
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07278944208145596 4.9591e-08  
a 2.575369349498712 1.2085e-08 au
q 2.387909651395019 1.2376e-07 au
i 1.628420272134278 4.3904e-06 deg
node 65.84051627352027 0.00016615 deg
peri 290.4867621537428 0.00016873 deg
M 2.38592035830294 3.1334e-05 deg
tp 2458990.495136840292
(2020-May-20.99513684)
0.00013137 TDB
period 1509.585483421881
4.13
1.0625e-05
2.909e-08
d
yr
n .2384760611131231 1.6785e-09 deg/d
Q 2.762829047602406 1.2964e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1280  
   data-arc span      11475 days (31.42 yr)  
   first obs. used      1989-03-05  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55247  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:26:22  

Additional Information
 Earth MOID = 1.38382 au 
 Jupiter MOID = 2.54448 au 
 T_jup = 3.423 
[ 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 14.3   n/a MPO435809  
diameter diameter 3.266 km 0.784 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.346   0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11646 (1997 BZ1)          Discovered 1997-Jan-29 by Kobayashi, T. at Oizumi
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 BZ1 = 1989 EQ10 = 1991 VD17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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