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37823 (1998 BS8)
Classification: Main-belt Asteroid          SPK-ID: 2037823
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336008668209763 3.3827e-08  
a 2.437459692642512 1.0139e-08 au
q 2.111812964864282 8.3304e-08 au
i 3.157373421340757 3.8965e-06 deg
node 87.60215698451329 7.1482e-05 deg
peri 135.1686344591308 7.3493e-05 deg
M 248.9245544120971 1.9169e-05 deg
tp 2459429.364555272284
(2021-Aug-02.86455527)
7.5613e-05 TDB
period 1389.967324288969
3.81
8.6731e-06
2.375e-08
d
yr
n .2589988942251978 1.6161e-09 deg/d
Q 2.763106420420742 1.1494e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1165  
   data-arc span      8032 days (21.99 yr)  
   first obs. used      1998-01-25  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53629  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:39:00  

Additional Information
 Earth MOID = 1.10436 au 
 Jupiter MOID = 2.21329 au 
 T_jup = 3.489 
[ 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 15.0   n/a MPO449231  
diameter diameter 3.500 km 0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.173   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37823 (1998 BS8)          Discovered 1998-Jan-25 by Kobayashi, T. at Oizumi
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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