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3529 Dowling (1981 EQ19)
Classification: Main-belt Asteroid          SPK-ID: 2003529
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832519270502516 3.0818e-08  
a 2.382269050127634 6.4238e-09 au
q 1.945713655939572 7.3837e-08 au
i 2.762750051561641 3.5893e-06 deg
node 193.9459456406761 8.2106e-05 deg
peri 184.8470387565655 8.2902e-05 deg
M 80.54744149333575 1.2157e-05 deg
tp 2458900.007325609330
(2020-Feb-20.50732561)
4.4785e-05 TDB
period 1343.026678129703
3.68
5.4322e-06
1.487e-08
d
yr
n .2680512649989465 1.0842e-09 deg/d
Q 2.818824444315695 7.601e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1549  
   data-arc span      24642 days (67.47 yr)  
   first obs. used      1953-10-01  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:02:48  

Additional Information
 Earth MOID = .946435 au 
 Jupiter MOID = 2.64293 au 
 T_jup = 3.513 
[ 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 14.80   n/a MPCxxxxx  
diameter diameter 6.088 km 0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3529 Dowling (1981 EQ19)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1981 EQ19 = 1979 WZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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