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187149 (2005 QF175)
Classification: Main-belt Asteroid          SPK-ID: 2187149
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2168596725618498 3.2459e-08  
a 2.334827966550775 1.0145e-08 au
q 1.828497938236324 7.3849e-08 au
i 2.339019732008883 4.3937e-06 deg
node 286.437771819583 9.7087e-05 deg
peri 324.24118469 9.7713e-05 deg
M 176.2363337859 1.067e-05 deg
tp 2458562.569001872858
(2019-Mar-20.06900187)
3.8062e-05 TDB
period 1303.109037690076
3.57
8.4932e-06
2.325e-08
d
yr
n .2762623768139504 1.8006e-09 deg/d
Q 2.841157994865225 1.2345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      8683 days (23.77 yr)  
   first obs. used      1997-04-09  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53519  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:12  

Additional Information
 Earth MOID = .813341 au 
 Jupiter MOID = 2.20522 au 
 T_jup = 3.535 
[ 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 MPO494032  

187149 (2005 QF175)          Discovered 2005-Aug-31 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 QF175 = 2004 CH81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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