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152278 (2005 SQ255)
Classification: Main-belt Asteroid          SPK-ID: 2152278
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1027447010734341 3.4707e-08  
a 2.41832576247107 1.182e-08 au
q 2.169855604907795 8.6302e-08 au
i .7901495773660109 4.3613e-06 deg
node 226.6049994221009 0.0003126 deg
peri 243.5022874962675 0.00031383 deg
M 276.1737118621419 3.1144e-05 deg
tp 2459520.351480747402
(2021-Nov-01.85148075)
0.00012017 TDB
period 1373.632730578482
3.76
1.0071e-05
2.757e-08
d
yr
n .2620787871357667 1.9214e-09 deg/d
Q 2.666795920034345 1.3034e-08 au
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      9039 days (24.75 yr)  
   first obs. used      1996-03-17  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54457  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:26:28  

Additional Information
 Earth MOID = 1.18656 au 
 Jupiter MOID = 2.41766 au 
 T_jup = 3.508 
[ 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 16.76   n/a E2021B55  

152278 (2005 SQ255)          Discovered 2005-Sep-22 by NEAT at Palomar
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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