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3225 Hoag (1982 QQ)
Classification: Inner Main-belt Asteroid          SPK-ID: 2003225
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05286827378053913 7.0383e-08  
a 1.879861234860488 7.6627e-09 AU
q 1.780476216426461 1.3074e-07 AU
i 25.05696620959842 8.8501e-06 deg
node 188.8795333988282 1.3834e-05 deg
peri 138.0400518833039 7.3045e-05 deg
M 121.6008752894231 6.9954e-05 deg
tp 2456482.504250127413
(2013-Jul-09.00425013)
0.00018317 JED
period 941.4280093104628
2.58
5.7562e-06
1.576e-08
d
yr
n .3823978004050225 2.3381e-09 deg/d
Q 1.979246253294515 8.0678e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      13242 days (36.25 yr)  
   first obs. used      1977-09-21  
   last obs. used      2013-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-21 21:56:03  

Additional Information
 Earth MOID = .79589 AU 
 T_jup = 3.855 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO270209  
rotation period rot_per 2.3717 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Published Reference List:
[Warner, B.D. (2007) Minor Planet Bul. 34, 72-77.]
[Warner, B.D. (2009) Minor Planet Bul. 36, 70-73.]
[Warner, B.D. (2010) Minor Planet Bul. 37, 161-165.]
[Warner, B.D. (2013) http://www.minorplanetobserver.com/PDO/PDOLig htcurves.htm]

3225 Hoag (1982 QQ)          Discovered 1982-Aug-20 by Shoemaker, C. and Shoemaker, E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 QQ = 1977 RN7 = 1977 SY2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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