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90427 (2004 BS1)
Classification: Main-belt Asteroid          SPK-ID: 2090427
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09443180619004363 5.6644e-08  
a 2.696740518345813 2.0914e-08 au
q 2.442082440372543 1.4933e-07 au
i 13.17466687798497 5.6635e-06 deg
node 256.2932001680889 2.6337e-05 deg
peri 269.5136292951534 4.1736e-05 deg
M 229.8702817879945 3.532e-05 deg
tp 2459585.197391207475
(2022-Jan-05.69739121)
0.00016194 TDB
period 1617.547964652947
4.43
1.8817e-05
5.152e-08
d
yr
n .2225590881178227 2.589e-09 deg/d
Q 2.951398596319082 2.2889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      495  
   data-arc span      7902 days (21.63 yr)  
   first obs. used      1998-12-13  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:12:41  

Additional Information
 Earth MOID = 1.49223 au 
 Jupiter MOID = 2.21006 au 
 T_jup = 3.325 
[ 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 15.1   n/a MPO449556  
diameter diameter 3.211 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.206   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90427 (2004 BS1)          Discovered 2004-Jan-16 by NEAT at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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