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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1442793177731456 3.1694e-08  
a 2.873598217150742 1.1881e-08 au
q 2.458997426826106 9.398e-08 au
i 4.278147376728119 3.2643e-06 deg
node 113.0392791825624 4.1178e-05 deg
peri 194.7189802333208 4.2721e-05 deg
M 355.9987890057999 1.0114e-05 deg
tp 2459020.275453324142
(2020-Jun-19.77545332)
4.9966e-05 TDB
period 1779.25213316932
4.87
1.1034e-05
3.021e-08
d
yr
n .2023322008661833 1.2548e-09 deg/d
Q 3.288199007475379 1.3595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2224  
   data-arc span      12494 days (34.21 yr)  
   first obs. used      1986-08-27  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47238  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:00:42  

Additional Information
 Earth MOID = 1.44445 au 
 Jupiter MOID = 1.95603 au 
 T_jup = 3.277 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457263.5 (2015-Aug-29.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437114129389865 3.1737e-08  
q 2.459820955604088 9.4017e-08 au
tp 2457246.038039854891
(2015-Aug-11.53803985)
5.3201e-05 TDB
node 113.066380253971 4.1223e-05 deg
peri 195.4688375214227 4.2775e-05 deg
i 4.276230513754432 3.2621e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2224  
   data-arc span      12494 days (34.21 yr)  
   first obs. used      1986-08-27  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47238  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:00:42  

Additional Information
 Jupiter MOID = 1.95603 au 
 T_jup = 3.277 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.007267716303052E-15 -2.967401953338875E-15 4.995962118710433E-13 6.673171192440369E-15 1.059183735129947E-13 -4.259479088150687E-17
q -2.967401953338875E-15 8.839139740911207E-15 -1.640366440330525E-12 -1.866847170784758E-14 -3.473129717626632E-13 3.168073881999804E-16
tp 4.995962118710433E-13 -1.640366440330525E-12 2.83035287324121E-9 7.080447187174021E-13 6.192509429279615E-10 2.13376610216588E-13
node 6.673171192440369E-15 -1.866847170784758E-14 7.080447187174021E-13 1.699331309447391E-9 -1.694057875111946E-9 3.128136519142762E-11
peri 1.059183735129947E-13 -3.473129717626632E-13 6.192509429279615E-10 -1.694057875111946E-9 1.829668961826637E-9 -3.114637311313584E-11
i -4.259479088150687E-17 3.168073881999804E-16 2.13376610216588E-13 3.128136519142762E-11 -3.114637311313584E-11 1.064104790356464E-11

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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