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3561 Devine (1983 HO)
Classification: Outer Main-belt Asteroid          SPK-ID: 2003561
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296319047489375 3.6845e-08  
a 3.960461486810102 3.6741e-08 au
q 3.447059320590099 1.4094e-07 au
i 9.684646879427827 4.0782e-06 deg
node 117.8227500516213 2.6738e-05 deg
peri 176.4811212082397 3.1621e-05 deg
M 186.149447480602 1.7541e-05 deg
tp 2460390.742922859781
(2024-Mar-21.24292286)
0.00014626 TDB
period 2878.83728280747
7.88
4.0061e-05
1.097e-07
d
yr
n .1250504855380102 1.7401e-09 deg/d
Q 4.473863653030103 4.1504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2405  
   data-arc span      23899 days (65.43 yr)  
   first obs. used      1954-11-20  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46074  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:56:00  

Additional Information
 Earth MOID = 2.43109 au 
 Jupiter MOID = .76405 au 
 T_jup = 3.019 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.1   n/a MPO384784  
diameter diameter 32.74 km 2.3 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 4
rotation period rot_per 9.61 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:
[Warner, B.D.; Stephens, R.D.; Coley, D.R. (2018) Minor Planet Bull. 45, 147-161.]
geometric albedo albedo 0.0865   0.013 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 4

3561 Devine (1983 HO)          Discovered 1983-Apr-18 by Thomas, N. G. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 HO = 1977 QT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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