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3760 Poutanen (1984 AQ)
Classification: Main-belt Asteroid          SPK-ID: 2003760
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832136182398209 9.5947e-09  
a 2.532553282447764 9.2479e-09 au
q 2.068555032185374 2.8157e-08 au
i 10.4977516077262 2.0758e-07 deg
node 113.5578416342417 1.1961e-06 deg
peri 87.06045750933983 4.7589e-06 deg
M 343.0307517288943 6.7362e-06 deg
tp 2459269.889924781510
(2021-Feb-24.38992478)
2.7708e-05 TDB
period 1472.096613960134
4.03
8.0633e-06
2.208e-08
d
yr
n .2445491665329984 1.3395e-09 deg/d
Q 2.996551532710154 1.0942e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3032  
   data-arc span      29564 days (80.94 yr)  
   first obs. used      1940-04-09  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38893  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:11:04  

Additional Information
 Earth MOID = 1.09724 au 
 Jupiter MOID = 2.05273 au 
 T_jup = 3.403 
[ 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 12.58   n/a MPCxxxxx  
rotation period rot_per 2.956 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Salvaggio, F.; Marchini, A.; Papini, R. (2017) Minor Planet Bull. 44, 354-355.]
[Benishek, V. (2018) Minor Planet Bull. 45, 82-91.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

3760 Poutanen (1984 AQ)          Discovered 1984-Jan-08 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1984 AQ = 1940 GL = 1948 EN = 1952 DB2 = 1987 WL2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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