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173374 (2000 AS227)
Classification: Inner Main-belt Asteroid          SPK-ID: 2173374
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08247912804076876 6.8033e-08  
a 1.919515877314829 7.0031e-09 au
q 1.761195881493491 1.3026e-07 au
i 17.35753486301494 4.2051e-06 deg
node 318.53147554646 1.462e-05 deg
peri 36.737277410646 2.886e-05 deg
M 15.32025680060093 2.3412e-05 deg
tp 2458959.161993016599
(2020-Apr-19.66199302)
6.3176e-05 TDB
period 971.3729154618708
2.66
5.3159e-06
1.455e-08
d
yr
n .3706094685878969 2.0282e-09 deg/d
Q 2.077835873136168 7.5807e-09 au
  Orbit Determination Parameters
   # obs. used (total)      858  
   data-arc span      7613 days (20.84 yr)  
   first obs. used      2000-01-10  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:07:49  

Additional Information
 Earth MOID = .767389 au 
 Jupiter MOID = 3.2468 au 
 T_jup = 3.866 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457507.5 (2016-Apr-29.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08258405885851168 6.7995e-08  
q 1.761427335241658 1.3018e-07 au
tp 2457987.884491116440
(2017-Aug-22.38449112)
6.3471e-05 TDB
node 318.568917049487 1.4621e-05 deg
peri 36.76105390582772 2.8846e-05 deg
i 17.3556630558639 4.2048e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      858  
   data-arc span      7613 days (20.84 yr)  
   first obs. used      2000-01-10  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:07:49  

Additional Information
 Jupiter MOID = 3.2468 au 
 T_jup = 3.866 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.623372710767743E-15 -8.840813431725567E-15 -6.530205718727705E-14 6.084775999627751E-14 -3.633499749513588E-13 -2.657271919725428E-14
q -8.840813431725567E-15 1.694656683006587E-14 8.069140400683394E-14 -1.169989297823359E-13 6.708521162847483E-13 5.101362046473419E-14
tp -6.530205718727705E-14 8.069140400683394E-14 4.028516509232335E-9 -1.272717457394859E-11 1.560737210915712E-9 -1.805077043823527E-11
node 6.084775999627751E-14 -1.169989297823359E-13 -1.272717457394859E-11 2.137683066388793E-10 -2.115217359282754E-10 1.051748177513617E-11
peri -3.633499749513588E-13 6.708521162847483E-13 1.560737210915712E-9 -2.115217359282754E-10 8.32076499435381E-10 -1.519146576170315E-11
i -2.657271919725428E-14 5.101362046473419E-14 -1.805077043823527E-11 1.051748177513617E-11 -1.519146576170315E-11 1.768066782992808E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO379576  

173374 (2000 AS227)          Discovered 2000-Jan-10 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2000 AS227 = 2001 QA193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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