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187143 (2005 QV161)
Classification: Main-belt Asteroid          SPK-ID: 2187143
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221145550898725 1.9282e-07  
a 2.589164758831981 3.8931e-08 au
q 2.272990056252836 4.7197e-07 au
i 6.514862615178409 8.7093e-06 deg
node 29.78129420768076 5.7475e-05 deg
peri 328.392817296795 6.9686e-05 deg
M 225.2786367373586 6.1598e-05 deg
tp 2459769.971410406255
(2022-Jul-09.47141041)
0.00027085 TDB
period 1521.731244261403
4.17
3.4321e-05
9.397e-08
d
yr
n .2365726545719523 5.3357e-09 deg/d
Q 2.905339461411125 4.3685e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60969  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:11  

Additional Information
 Earth MOID = 1.27108 au 
 Jupiter MOID = 2.54664 au 
 T_jup = 3.401 
[ 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 17.03   n/a E2021B55  

187143 (2005 QV161)          Discovered 2005-Aug-28 by Siding Spring Survey at Siding Spring
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2005 QV161 = 2004 HW51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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