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277290 (2005 SN104)
Classification: Main-belt Asteroid          SPK-ID: 2277290
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .21074314370619 4.5211e-08  
a 2.415416763466613 7.2079e-09 au
q 1.906384241373028 1.1012e-07 au
i 2.077166397085553 4.581e-06 deg
node 166.1561533973106 0.00011611 deg
peri 236.5905434116727 0.00011674 deg
M 56.01207649667271 9.1269e-06 deg
tp 2459183.163230961949
(2020-Nov-29.66323096)
3.4742e-05 TDB
period 1371.154966166278
3.75
6.1376e-06
1.68e-08
d
yr
n .2625523802072881 1.1752e-09 deg/d
Q 2.924449285560197 8.727e-09 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      9053 days (24.79 yr)  
   first obs. used      1996-04-20  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48513  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 11:45:48  

Additional Information
 Earth MOID = .915406 au 
 Jupiter MOID = 2.48452 au 
 T_jup = 3.485 
[ 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 17.18   n/a MPCxxxxx  

277290 (2005 SN104)          Discovered 2005-Sep-25 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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