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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296473755067776 1.4503e-08  
a 3.960198114884691 3.23e-08 au
q 3.446768822803002 5.2896e-08 au
i 9.684644962167816 2.3602e-07 deg
node 117.8225708125243 2.5008e-06 deg
peri 176.56834288 9.4304e-06 deg
M 211.0501719991624 7.9079e-06 deg
tp 2460391.498737765650
(2024-Mar-21.99873777)
6.9512e-05 TDB
period 2878.550122214461
7.88
3.5216e-05
9.642e-08
d
yr
n .1250629604194812 1.53e-09 deg/d
Q 4.473627406966378 3.6487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2756  
   data-arc span      24225 days (66.32 yr)  
   first obs. used      1954-11-20  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44536  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:03:43  

Additional Information
 Earth MOID = 2.42883 au 
 Jupiter MOID = .764033 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 11.23   n/a MPCxxxxx  
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. 2020-October); 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

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