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277154 (2005 MM26)
Classification: Main-belt Asteroid          SPK-ID: 2277154
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1942750154847155 5.1233e-08  
a 2.172687980579752 1.1338e-08 au
q 1.750588989509166 1.0734e-07 au
i 4.69592561846532 6.0539e-06 deg
node 171.1792935179849 5.1355e-05 deg
peri 120.6006013584988 5.5058e-05 deg
M 238.3267979007416 2.4992e-05 deg
tp 2459395.854700350001
(2021-Jun-30.35470035)
8.3568e-05 TDB
period 1169.753813250452
3.20
9.1564e-06
2.507e-08
d
yr
n .307757064710608 2.409e-09 deg/d
Q 2.594786971650338 1.3541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      6342 days (17.36 yr)  
   first obs. used      2002-09-14  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64087  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:09:51  

Additional Information
 Earth MOID = .740363 au 
 Jupiter MOID = 2.59854 au 
 T_jup = 3.658 
[ 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 18.0   n/a MPO455057  

277154 (2005 MM26)          Discovered 2005-Jun-28 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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