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269251 Kolomna (2008 QW28)
Classification: Main-belt Asteroid          SPK-ID: 2269251
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .265522086356702 6.1741e-08  
a 2.688369803780994 1.8867e-08 au
q 1.974548244582707 1.6265e-07 au
i 14.81191298138006 7.1066e-06 deg
node 164.0100668349312 1.8732e-05 deg
peri 173.1372715325167 2.1139e-05 deg
M 238.7986006350106 1.1239e-05 deg
tp 2459542.547159926647
(2021-Nov-24.04715993)
5.3281e-05 TDB
period 1610.022479905135
4.41
1.6949e-05
4.64e-08
d
yr
n .2235993624270463 2.3538e-09 deg/d
Q 3.402191362979281 2.3877e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      7590 days (20.78 yr)  
   first obs. used      1999-07-12  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5304  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:40:43  

Additional Information
 Earth MOID = .966513 au 
 Jupiter MOID = 2.01841 au 
 T_jup = 3.275 
[ 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 15.9   n/a MPO437236  

269251 Kolomna           Discovered 2008 Aug. 26 at Andrushivka.
Kolomna, founded around AD 1140, is one of the oldest and most beautiful cities in the Moscow region. It is also a port on the Oka river.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2013-04-25Last Updated: 2013-04-29

Alternate Designations
 2008 QW28 = 1999 ND52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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