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JPL Small-Body Database Browser
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243326 (2008 SA178)
Classification: Main-belt Asteroid          SPK-ID: 2243326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2935177716610068 4.2014e-08  
a 2.781830825393223 2.2555e-08 au
q 1.965314040385905 1.2353e-07 au
i 7.461476246348118 1.0253e-05 deg
node 350.1100528115417 3.4765e-05 deg
peri 76.50123442979728 4.2466e-05 deg
M 81.32617467892618 2.0703e-05 deg
tp 2458217.655560328109
(2018-Apr-09.15556033)
9.4506e-05 TDB
period 1694.706517624941
4.64
2.0611e-05
5.643e-08
d
yr
n .2124261612591924 2.5836e-09 deg/d
Q 3.598347610400542 2.9176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      7006 days (19.18 yr)  
   first obs. used      2000-01-29  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64091  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:24:02  

Additional Information
 Earth MOID = .994371 au 
 Jupiter MOID = 1.83407 au 
 T_jup = 3.257 
[ 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 16.6   n/a MPO245545  
diameter diameter 3.509 km 1.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243326 (2008 SA178)          Discovered 2008-Sep-23 by CSS at Catalina
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2008 SA178 = 2003 SE166 = 2005 GU16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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