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173565 (2001 AN27)
Classification: Main-belt Asteroid          SPK-ID: 2173565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2420751773082005 6.0416e-08  
a 2.321773895187908 9.8584e-09 au
q 1.759730067840743 1.3923e-07 au
i 7.357738440670586 7.1951e-06 deg
node 52.85768357312372 3.4609e-05 deg
peri 100.8115706956041 3.7828e-05 deg
M 146.3725801820188 1.4624e-05 deg
tp 2458475.105477924534
(2018-Dec-22.60547792)
5.2265e-05 TDB
period 1292.195763113308
3.54
8.2301e-06
2.253e-08
d
yr
n .2785955582555434 1.7744e-09 deg/d
Q 2.883817722535072 1.2245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      14378 days (39.36 yr)  
   first obs. used      1980-02-21  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53208  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:06:16  

Additional Information
 Earth MOID = .787394 au 
 Jupiter MOID = 2.14608 au 
 T_jup = 3.527 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO475469  

173565 (2001 AN27)          Discovered 2001-Jan-05 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 AN27 = 1980 DK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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