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146544 (2001 SE277)
Classification: Main-belt Asteroid          SPK-ID: 2146544
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09310559445645963 1.1304e-07  
a 2.651908216495941 2.0414e-08 au
q 2.405000725555117 3.0088e-07 au
i 26.16689388355867 8.4235e-06 deg
node 300.1859961272621 1.3157e-05 deg
peri 59.8277027525112 4.3286e-05 deg
M 44.10685573807604 3.7452e-05 deg
tp 2458407.240986368823
(2018-Oct-15.74098637)
0.00016404 TDB
period 1577.37938338605
4.32
1.8213e-05
4.986e-08
d
yr
n .2282266421076287 2.6352e-09 deg/d
Q 2.898815707436766 2.2314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      586  
   data-arc span      6618 days (18.12 yr)  
   first obs. used      2001-09-26  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58981  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:59:40  

Additional Information
 Earth MOID = 1.45875 au 
 Jupiter MOID = 2.50743 au 
 T_jup = 3.238 
[ 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 15.0   n/a MPO459679  
diameter diameter 7.537 km 1.600 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.037   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

146544 (2001 SE277)          Discovered 2001-Sep-26 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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