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277283 (2005 SZ78)
Classification: Main-belt Asteroid          SPK-ID: 2277283
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1766605496375564 3.8124e-08  
a 2.425660000534427 8.8223e-09 au
q 1.99714157160618 9.2767e-08 au
i 3.164983333549989 5.0455e-06 deg
node 44.21620930988171 9.5208e-05 deg
peri 24.60709316570756 9.781e-05 deg
M 273.4482958074258 2.1905e-05 deg
tp 2459332.254207567216
(2021-Apr-27.75420757)
8.4763e-05 TDB
period 1379.886344680949
3.78
7.5281e-06
2.061e-08
d
yr
n .2608910519244522 1.4233e-09 deg/d
Q 2.854178429462674 1.0381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      6437 days (17.62 yr)  
   first obs. used      2003-03-07  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44982  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:19:30  

Additional Information
 Earth MOID = 1.01176 au 
 Jupiter MOID = 2.43894 au 
 T_jup = 3.487 
[ 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 17.8   n/a MPO437262  

277283 (2005 SZ78)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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