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227196 (2005 QW76)
Classification: Main-belt Asteroid          SPK-ID: 2227196
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08732964831080826 3.8572e-08  
a 2.527362582242108 1.8155e-08 au
q 2.306648896781009 9.6661e-08 au
i 6.025329527407198 4.3862e-06 deg
node 25.17017691152284 4.3146e-05 deg
peri 358.4271896500875 5.2393e-05 deg
M 250.7719372074131 3.3328e-05 deg
tp 2459645.778252490883
(2022-Mar-07.27825249)
0.00013853 TDB
period 1467.573138242979
4.02
1.5813e-05
4.329e-08
d
yr
n .24530293626865 2.6432e-09 deg/d
Q 2.748076267703208 1.9741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      6901 days (18.89 yr)  
   first obs. used      2001-08-01  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62094  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:48  

Additional Information
 Earth MOID = 1.30864 au 
 Jupiter MOID = 2.63605 au 
 T_jup = 3.440 
[ 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 16.68   n/a E2021B55  

227196 (2005 QW76)          Discovered 2005-Aug-29 by Jarnac at Vail-Jarnac
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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