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243327 (2008 SQ195)
Classification: Main-belt Asteroid          SPK-ID: 2243327
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065989965182422 7.9806e-08  
a 2.564965028454703 3.1316e-08 au
q 2.035045827471577 2.2284e-07 au
i 5.66342023241316 1.0881e-05 deg
node 39.32306718103598 9.494e-05 deg
peri 39.06307215770255 0.00011791 deg
M 314.2861475795636 7.1732e-05 deg
tp 2459391.031119957049
(2021-Jun-25.53111996)
0.00030201 TDB
period 1500.446791351016
4.11
2.7478e-05
7.523e-08
d
yr
n .2399285346705648 4.3939e-09 deg/d
Q 3.094884229437829 3.7785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      6828 days (18.69 yr)  
   first obs. used      2002-04-06  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62232  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:43:10  

Additional Information
 Earth MOID = 1.05352 au 
 Jupiter MOID = 2.1912 au 
 T_jup = 3.396 
[ 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 17.29   n/a MPCxxxxx  
diameter diameter 2.355 km 0.530 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243327 (2008 SQ195)          Discovered 2008-Sep-25 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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