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JPL Small-Body Database Browser
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277282 (2005 SW77)
Classification: Main-belt Asteroid          SPK-ID: 2277282
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1279372916154841 6.571e-08  
a 2.445951419914512 2.0083e-08 au
q 2.133023019827602 1.5599e-07 au
i 6.480207837020614 6.4728e-06 deg
node 21.94676141624939 5.3918e-05 deg
peri 57.88744104485999 5.8019e-05 deg
M 140.6148447746648 2.1359e-05 deg
tp 2458054.743598517628
(2017-Oct-28.24359852)
8.1658e-05 TDB
period 1397.237289195894
3.83
1.7209e-05
4.712e-08
d
yr
n .2576512971588233 3.1733e-09 deg/d
Q 2.758879820001423 2.2653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      4999 days (13.69 yr)  
   first obs. used      2005-09-24  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55682  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:46:44  

Additional Information
 Earth MOID = 1.15633 au 
 Jupiter MOID = 2.48113 au 
 T_jup = 3.479 
[ 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 17.4   n/a MPO433793  

277282 (2005 SW77)          Discovered 2005-Sep-24 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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