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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05313839030037413 5.7354e-08  
a 1.879783085567184 6.7976e-09 au
q 1.779894438286273 1.0876e-07 au
i 25.06301457559325 8.0079e-06 deg
node 188.8610648142455 1.1242e-05 deg
peri 138.150928043487 6.6458e-05 deg
M 67.4268000496468 6.4824e-05 deg
tp 2457424.184667020662
(2016-Feb-05.68466702)
0.00016952 JED
period 941.369304576604
2.58
5.1062e-06
1.398e-08
d
yr
n .3824216471153325 2.0744e-09 deg/d
Q 1.979671732848094 7.1588e-09 au
  Orbit Determination Parameters
   # obs. used (total)      967  
   data-arc span      13895 days (38.04 yr)  
   first obs. used      1977-09-21  
   last obs. used      2015-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47541  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-28 16:00:27  

Additional Information
 Earth MOID = .795548 au 
 Jupiter MOID = 3.14576 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 13.2 mag n/a MPO337276  
rotation period rot_per 2.3717 h n/a LCDB (Rev. 2016-February); 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.]
[Warner, B.D. (2015) Minor Planet Bul. 42, 267-276.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

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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