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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05292769358177529 6.1658e-08  
a 1.879856143525331 7.3134e-09 AU
q 1.780359693583005 1.1588e-07 AU
i 25.06052921535433 8.3168e-06 deg
node 188.8641773476544 1.2245e-05 deg
peri 138.2111268388045 6.7098e-05 deg
M 197.9056313018406 6.5349e-05 deg
tp 2457424.387663613172
(2016-Feb-05.88766361)
0.00017079 JED
period 941.4241847284774
2.58
5.4938e-06
1.504e-08
d
yr
n .3823993539148668 2.2315e-09 deg/d
Q 1.979352593467658 7.7005e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      893  
   data-arc span      13702 days (37.51 yr)  
   first obs. used      1977-09-21  
   last obs. used      2015-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47704  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:13:17  

Additional Information
 Earth MOID = .79711 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 LCDB (Rev. 2015-Feb); Warner et al., 2009 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. (2014) Minor Planet Bul. 41, 27-32.]

3225 Hoag (1982 QQ)          Discovered 1982-Aug-20 by Shoemaker, C. and Shoemaker, E. at Palomar
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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