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4372 Quincy (1984 TB)
Classification: Main-belt Asteroid          SPK-ID: 2004372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237215645132451 4.1012e-08  
a 2.930943432510944 1.1349e-08 au
q 2.568322525540869 1.2161e-07 au
i 1.504774414176226 4.7515e-06 deg
node 14.69613110861559 0.00012086 deg
peri 16.74350167693824 0.0001222 deg
M 23.89569059855328 1.6736e-05 deg
tp 2458878.845923186490
(2020-Jan-30.34592319)
8.5173e-05 TDB
period 1832.776812715975
5.02
1.0645e-05
2.914e-08
d
yr
n .1964232619609145 1.1408e-09 deg/d
Q 3.293564339481019 1.2753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2213  
   data-arc span      18373 days (50.30 yr)  
   first obs. used      1969-10-15  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47381  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:11:50  

Additional Information
 Earth MOID = 1.574 au 
 Jupiter MOID = 2.13842 au 
 T_jup = 3.264 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO412203  
rotation period rot_per 2.763 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

4372 Quincy (1984 TB)          Discovered 1984-Oct-03 by Oak Ridge Obs. at Harvard
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1984 TB = 1969 TN5 = 1979 SB10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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