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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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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1435762269346792 3.1245e-08  
a 2.871158037711328 1.1558e-08 au
q 2.458927999723558 9.2318e-08 au
i 4.278243101912742 3.1952e-06 deg
node 113.0389116692063 4.1105e-05 deg
peri 194.5694994476748 4.2662e-05 deg
M 76.34061767695091 1.0091e-05 deg
tp 2459019.677138821566
(2020-Jun-19.17713882)
5.0148e-05 TDB
period 1776.98627745311
4.87
1.073e-05
2.938e-08
d
yr
n .2025901969912648 1.2233e-09 deg/d
Q 3.283388075699098 1.3217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2329  
   data-arc span      12587 days (34.46 yr)  
   first obs. used      1986-08-27  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:30:18  

Additional Information
 Earth MOID = 1.44381 au 
 Jupiter MOID = 1.95831 au 
 T_jup = 3.278 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457331.5 (2015-Nov-05.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437130621381167 3.1233e-08  
q 2.459807054857168 9.2519e-08 au
tp 2457246.004166621545
(2015-Aug-11.50416662)
5.3132e-05 TDB
node 113.0661526662914 4.1138e-05 deg
peri 195.4597642288505 4.2684e-05 deg
i 4.276198415201998 3.1926e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2329  
   data-arc span      12587 days (34.46 yr)  
   first obs. used      1986-08-27  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:30:18  

Additional Information
 Jupiter MOID = 1.95831 au 
 T_jup = 3.278 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.755271457677751E-16 -2.873510417002015E-15 5.108571476521911E-13 6.658004531368837E-15 1.083779302331209E-13 -1.976384228189732E-17
q -2.873510417002015E-15 8.559840134379392E-15 -1.672087416407373E-12 -1.862442525786285E-14 -3.538849960346717E-13 2.416986157176369E-16
tp 5.108571476521911E-13 -1.672087416407373E-12 2.823004860412172E-9 1.104353885524384E-12 6.169071147202365E-10 2.466232549867041E-13
node 6.658004531368837E-15 -1.862442525786285E-14 1.104353885524384E-12 1.692336405611377E-9 -1.687000743908776E-9 3.084962131272993E-11
peri 1.083779302331209E-13 -3.538849960346717E-13 6.169071147202365E-10 -1.687000743908776E-9 1.821958355449072E-9 -3.070840614109215E-11
i -1.976384228189732E-17 2.416986157176369E-16 2.466232549867041E-13 3.084962131272993E-11 -3.070840614109215E-11 1.019282415959544E-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 13.58   n/a E2021B10  
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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