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90879 (1996 WB1)
Classification: Main-belt Asteroid          SPK-ID: 2090879
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2196778223387884 4.3559e-08  
a 2.467869813934213 9.5701e-09 au
q 1.925733547393514 1.0652e-07 au
i 2.667725230527687 4.6788e-06 deg
node 349.9646348996309 6.2084e-05 deg
peri 35.27562335290305 6.2604e-05 deg
M 156.5748439331009 6.7612e-06 deg
tp 2458780.612652242712
(2019-Oct-24.11265224)
2.6412e-05 TDB
period 1416.060457881451
3.88
8.237e-06
2.255e-08
d
yr
n .2542264336217615 1.4788e-09 deg/d
Q 3.010006080474912 1.1672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1491  
   data-arc span      8966 days (24.55 yr)  
   first obs. used      1996-11-19  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4888  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:49  

Additional Information
 Earth MOID = .929643 au 
 Jupiter MOID = 2.45392 au 
 T_jup = 3.451 
[ 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 15.08   n/a MPCxxxxx  
diameter diameter 6.150 km 0.270 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90879 (1996 WB1)          Discovered 1996-Nov-19 by Kobayashi, T. at Oizumi
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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