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277322 (2005 SH224)
Classification: Main-belt Asteroid          SPK-ID: 2277322
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09800708897562378 6.9292e-08  
a 2.351120939051315 1.7438e-08 au
q 2.120694419985261 1.6137e-07 au
i 2.6401498462762 8.1669e-06 deg
node 184.910563364813 0.00011228 deg
peri 345.20452935922 0.00011673 deg
M 339.0849721916763 3.3912e-05 deg
tp 2459473.000949668879
(2021-Sep-15.50094967)
0.00012448 TDB
period 1316.772902871111
3.61
1.465e-05
4.011e-08
d
yr
n .2733956623917843 3.0417e-09 deg/d
Q 2.581547458117369 1.9147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      2000-04-05  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55888  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 04:00:27  

Additional Information
 Earth MOID = 1.12736 au 
 Jupiter MOID = 2.38283 au 
 T_jup = 3.550 
[ 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 17.91   n/a MPCxxxxx  

277322 (2005 SH224)          Discovered 2005-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 SH224 = 2007 EX30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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