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277272 (2005 SQ60)
Classification: Main-belt Asteroid          SPK-ID: 2277272
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1744388328597688 4.6368e-08  
a 2.273066556031877 1.4591e-08 au
q 1.876555478985103 1.069e-07 au
i 2.630200950582249 5.3361e-06 deg
node 184.801188127874 0.00010736 deg
peri 120.921384215439 0.00010841 deg
M 152.8496017137113 1.5429e-05 deg
tp 2458469.030353745623
(2018-Dec-16.53035375)
5.2001e-05 TDB
period 1251.747276449806
3.43
1.2053e-05
3.3e-08
d
yr
n .2875979894448251 2.7693e-09 deg/d
Q 2.669577633078652 1.7137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6745 days (18.47 yr)  
   first obs. used      2001-06-16  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53175  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 17:52:12  

Additional Information
 Earth MOID = .863266 au 
 Jupiter MOID = 2.56807 au 
 T_jup = 3.589 
[ 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 17.5   n/a MPO450166  

277272 (2005 SQ60)          Discovered 2005-Sep-26 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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