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JPL Small-Body Database Browser
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193821 (2001 QN17)
Classification: Main-belt Asteroid          SPK-ID: 2193821
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1936571715151961 5.6092e-08  
a 2.253524064368989 1.2625e-08 au
q 1.817112968121863 1.2823e-07 au
i 2.041465113584804 5.4061e-06 deg
node 291.245162459491 0.00016621 deg
peri 50.19292538959196 0.00016673 deg
M 186.4337259457687 1.2777e-05 deg
tp 2459596.236989984485
(2022-Jan-16.73698998)
4.4553e-05 TDB
period 1235.639340436634
3.38
1.0384e-05
2.843e-08
d
yr
n .29134714978627 2.4483e-09 deg/d
Q 2.689935160616116 1.507e-08 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      6298 days (17.24 yr)  
   first obs. used      2001-08-16  
   last obs. used      2018-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48284  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:55:06  

Additional Information
 Earth MOID = .809561 au 
 Jupiter MOID = 2.70641 au 
 T_jup = 3.599 
[ 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 17.5   n/a MPO454346  

193821 (2001 QN17)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 QN17 = 2005 YG12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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