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JPL Small-Body Database Browser
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277295 (2005 SR123)
Classification: Main-belt Asteroid          SPK-ID: 2277295
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0661631003085662 4.8346e-08  
a 2.348509499437338 1.6066e-08 au
q 2.193124829850445 1.1385e-07 au
i 6.1264057302118 5.1634e-06 deg
node 219.8338630900489 4.6847e-05 deg
peri 254.0474538942979 6.3987e-05 deg
M 178.0491729586108 4.5469e-05 deg
tp 2457950.333829352956
(2017-Jul-15.83382935)
0.00016378 TDB
period 1314.579661020639
3.60
1.349e-05
3.693e-08
d
yr
n .2738517951209561 2.8102e-09 deg/d
Q 2.503894169024232 1.7129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      7616 days (20.85 yr)  
   first obs. used      1998-10-27  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53685  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:46:46  

Additional Information
 Earth MOID = 1.21923 au 
 Jupiter MOID = 2.56973 au 
 T_jup = 3.549 
[ 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 16.7   n/a MPO440344  

277295 (2005 SR123)          Discovered 2005-Sep-29 by LONEOS at Anderson Mesa
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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