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227140 (2005 OT27)
Classification: Main-belt Asteroid          SPK-ID: 2227140
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1408084511006739 4.0591e-08  
a 2.316541096851461 1.1892e-08 au
q 1.990352533092751 9.5746e-08 au
i 3.057427624964677 4.4179e-06 deg
node 89.25062045467459 8.5651e-05 deg
peri 265.5525749756836 8.7123e-05 deg
M 107.4163847134054 1.5975e-05 deg
tp 2458816.238856040405
(2019-Nov-28.73885604)
5.6669e-05 TDB
period 1287.829712334288
3.53
9.917e-06
2.715e-08
d
yr
n .2795400638392424 2.1526e-09 deg/d
Q 2.642729660610172 1.3567e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      6589 days (18.04 yr)  
   first obs. used      2003-01-04  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58952  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:10:54  

Additional Information
 Earth MOID = .986573 au 
 Jupiter MOID = 2.78396 au 
 T_jup = 3.565 
[ 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 17.1   n/a MPO437076  
diameter diameter 2.006 km 0.380 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 1.15 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.063   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227140 (2005 OT27)          Discovered 2005-Jul-28 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 OT27 = 2003 AT94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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