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175360 (2005 QN57)
Classification: Main-belt Asteroid          SPK-ID: 2175360
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047452054674999 4.0076e-08  
a 3.161919287250397 3.3696e-08 au
q 2.830723401835703 1.3769e-07 au
i 4.465828890100506 4.4822e-06 deg
node 282.6665559053201 7.8593e-05 deg
peri 1.793346930395997 8.4196e-05 deg
M 303.2771920262621 3.1824e-05 deg
tp 2459524.078619224738
(2021-Nov-05.57861922)		 0.00018299 TDB
period 2053.641331981287
5.62		 3.2828e-05
8.988e-08		 d
yr
n .1752983806830005 2.8022e-09 deg/d
Q 3.493115172665091 3.7226e-08 au
   Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      8777 days (24.03 yr)  
   first obs. used      1997-01-31  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55175  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:05:04  

Additional Information
 Earth MOID = 1.81236 au 
 Jupiter MOID = 1.6478 au 
 T_jup = 3.191 
[ 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 15.43   n/a E2021B55  

175360 (2005 QN57)          Discovered 2005-Aug-24 by NEAT at Palomar
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2005 QN57 = 1997 BN8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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