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JPL Small-Body Database Browser
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277303 (2005 SE144)
Classification: Main-belt Asteroid          SPK-ID: 2277303
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02646102799743495 4.153e-08  
a 2.356638347738406 1.3993e-08 au
q 2.294279274439071 9.9095e-08 au
i 5.372105436273137 6.135e-06 deg
node 161.3921097558286 4.8559e-05 deg
peri 275.7389276902954 0.00013705 deg
M 207.94858347228 0.00013115 deg
tp 2459158.617714401671
(2020-Nov-05.11771440)
0.00048339 TDB
period 1321.410755472785
3.62
1.1769e-05
3.222e-08
d
yr
n .2724361055099753 2.4264e-09 deg/d
Q 2.41899742103774 1.4363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      8628 days (23.62 yr)  
   first obs. used      1996-02-10  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56443  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:23:13  

Additional Information
 Earth MOID = 1.31649 au 
 Jupiter MOID = 2.62019 au 
 T_jup = 3.548 
[ 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 17.2   n/a MPO437262  

277303 (2005 SE144)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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