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277263 (2005 SO26)
Classification: Main-belt Asteroid          SPK-ID: 2277263
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2072125401280573 6.2827e-08  
a 2.367210094080443 1.4547e-08 au
q 1.876694477469256 1.4666e-07 au
i 4.93101397593631 7.8893e-06 deg
node 171.3155380396791 6.7754e-05 deg
peri 149.0891330551033 7.0218e-05 deg
M 27.32894881552314 1.9522e-05 deg
tp 2458899.511002881223
(2020-Feb-20.01100288)
7.1659e-05 TDB
period 1330.312380771453
3.64
1.2262e-05
3.357e-08
d
yr
n .2706131320759675 2.4944e-09 deg/d
Q 2.857725710691629 1.7561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6065 days (16.61 yr)  
   first obs. used      2004-03-17  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:19:39  

Additional Information
 Earth MOID = .866158 au 
 Jupiter MOID = 2.47245 au 
 T_jup = 3.513 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457539.5 (2016-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .207317688686195 6.2825e-08  
q 1.876662789033149 1.4674e-07 au
tp 2457569.999141961250
(2016-Jun-30.49914196)
6.6351e-05 TDB
node 171.3552705158711 6.7746e-05 deg
peri 149.3184704792984 7.0208e-05 deg
i 4.931155344375373 7.8904e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6065 days (16.61 yr)  
   first obs. used      2004-03-17  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:19:39  

Additional Information
 Jupiter MOID = 2.47245 au 
 T_jup = 3.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.946966727012951E-15 -9.191850053855355E-15 1.837220697433743E-12 -3.398463198521658E-14 4.916356803833493E-13 2.318954794519048E-15
q -9.191850053855355E-15 2.153172467729585E-14 -4.079213045834457E-12 8.033594982958849E-14 -1.096676478224885E-12 -5.186931630045636E-15
tp 1.837220697433743E-12 -4.079213045834457E-12 4.402516745035356E-9 -5.356367703967204E-11 1.251093983015826E-9 -8.070186229242532E-13
node -3.398463198521658E-14 8.033594982958849E-14 -5.356367703967204E-11 4.589505282076334E-9 -4.58467145176299E-9 8.706625622848053E-11
peri 4.916356803833493E-13 -1.096676478224885E-12 1.251093983015826E-9 -4.58467145176299E-9 4.929215462659704E-9 -8.6875890126116E-11
i 2.318954794519048E-15 -5.186931630045636E-15 -8.070186229242532E-13 8.706625622848053E-11 -8.6875890126116E-11 6.225785297083602E-11

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 MPO433793  

277263 (2005 SO26)          Discovered 2005-Sep-23 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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