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78948 (2003 SM192)
Classification: Main-belt Asteroid          SPK-ID: 2078948
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07819663159906823 4.7914e-08  
a 2.993041287753413 2.2052e-08 au
q 2.758995540814159 1.4533e-07 au
i 14.28187712901566 5.4764e-06 deg
node 221.5051516247003 1.994e-05 deg
peri 137.7912929043405 3.8163e-05 deg
M 102.6133541295954 3.2582e-05 deg
tp 2458461.400571483506
(2018-Dec-08.90057148)
0.00017048 TDB
period 1891.330771829465
5.18
2.0902e-05
5.723e-08
d
yr
n .1903421682563625 2.1036e-09 deg/d
Q 3.227087034692668 2.3776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      676  
   data-arc span      15529 days (42.52 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:56  

Additional Information
 Earth MOID = 1.77548 au 
 Jupiter MOID = 2.16668 au 
 T_jup = 3.204 
[ 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 14.9   n/a MPO459360  
diameter diameter 6.309 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 37.888 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.064   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78948 (2003 SM192)          Discovered 2003-Sep-20 by CINEOS at Campo Imperatore
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 SM192 = 1171 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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