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15697 (1986 QO1)
Classification: Main-belt Asteroid          SPK-ID: 2015697
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1442793179197759 3.1791e-08  
a 2.873598217055465 1.1948e-08 au
q 2.458997426323218 9.4337e-08 au
i 4.278147553394125 3.2826e-06 deg
node 113.0392777972317 4.1267e-05 deg
peri 194.7189816169439 4.2809e-05 deg
M 355.9987890258703 1.0138e-05 deg
tp 2459020.275453223963
(2020-Jun-19.77545322)
5.0088e-05 TDB
period 1779.25213308083
4.87
1.1097e-05
3.038e-08
d
yr
n .2023322008762462 1.2619e-09 deg/d
Q 3.288199007787711 1.3672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2194  
   data-arc span      12483 days (34.18 yr)  
   first obs. used      1986-08-27  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47464  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:56  

Additional Information
 Earth MOID = 1.44445 au 
 Jupiter MOID = 1.95603 au 
 T_jup = 3.277 
[ 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 13.5   n/a MPO302162  
diameter diameter 4.885 km 0.362 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.354   0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15697 (1986 QO1)          Discovered 1986-Aug-27 by Debehogne, H. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1986 QO1 = 1991 RW20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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