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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05292766707185167 5.7423e-08  
a 1.879856140209303 6.8082e-09 AU
q 1.780359740277329 1.0886e-07 AU
i 25.06052761844133 8.0233e-06 deg
node 188.8641802821916 1.1244e-05 deg
peri 138.2111344338015 6.6707e-05 deg
M 197.9056249384387 6.5106e-05 deg
tp 2457424.387679132301
(2016-Feb-05.88767913)
0.0001702 JED
period 941.4241822374975
2.58
5.1142e-06
1.4e-08
d
yr
n .382399354926684 2.0774e-09 deg/d
Q 1.979352540141277 7.1685e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      13777 days (37.72 yr)  
   first obs. used      1977-09-21  
   last obs. used      2015-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47767  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:45:07  

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 13.2 mag n/a MPO337276  
rotation period rot_per 2.3717 h n/a LCDB (Rev. 2015-July); 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.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J., in press.]
[Warner, B.D. (2015) Minor Planet Bul. 42, submitted (MBA gaggle)]

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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