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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07288533048009622 4.9155e-08  
a 2.576131096850529 9.6679e-09 au
q 2.388368930496525 1.226e-07 au
i 1.628306228343508 4.2587e-06 deg
node 65.84040569238773 0.00012658 deg
peri 290.7374452610247 0.0001293 deg
M 96.56336786775636 2.585e-05 deg
tp 2458991.401839987044
(2020-May-21.90183999)
0.00010848 TDB
period 1510.255294786174
4.13
8.5017e-06
2.328e-08
d
yr
n .238370294904988 1.3419e-09 deg/d
Q 2.763893263204533 1.0373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1726  
   data-arc span      11724 days (32.10 yr)  
   first obs. used      1989-03-05  
   last obs. used      2021-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50443  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:37:12  

Additional Information
 Earth MOID = 1.38352 au 
 Jupiter MOID = 2.54222 au 
 T_jup = 3.423 
[ 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 14.42   n/a MPCxxxxx  
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

Alternate Designations
 1997 BZ1 = 1989 EQ10 = 1991 VD17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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