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JPL Small-Body Database Browser
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277268 (2005 SR50)
Classification: Main-belt Asteroid          SPK-ID: 2277268
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1526920888259796 1.3521e-07  
a 2.322392911166408 1.3609e-08 au
q 1.967781886485761 3.2155e-07 au
i 4.933107709925205 1.0605e-05 deg
node 22.00193712263502 6.0997e-05 deg
peri 323.6964841146787 7.0667e-05 deg
M 325.2073987899205 2.7547e-05 deg
tp 2458725.435647268616
(2019-Aug-29.93564727)
9.8384e-05 TDB
period 1292.712572570511
3.54
1.1363e-05
3.111e-08
d
yr
n .27848417942138 2.4479e-09 deg/d
Q 2.677003935847054 1.5687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      5696 days (15.59 yr)  
   first obs. used      2004-03-23  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58934  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:22:55  

Additional Information
 Earth MOID = .962595 au 
 Jupiter MOID = 2.72683 au 
 T_jup = 3.556 
[ 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 17.4   n/a MPO440343  

277268 (2005 SR50)          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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