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15696 (1986 QG1)
Classification: Main-belt Asteroid          SPK-ID: 2015696
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01239964992287952 3.0825e-08  
a 2.320743648638502 7.2855e-09 au
q 2.291967239834638 7.2992e-08 au
i 4.576572974747832 3.3189e-06 deg
node 111.6034484701706 4.202e-05 deg
peri 85.29232236459686 0.00014399 deg
M 31.32048048431268 0.00013706 deg
tp 2459088.152064088436
(2020-Aug-26.65206409)
0.00049169 TDB
period 1291.335774635407
3.54
6.0808e-06
1.665e-08
d
yr
n .2787810940199822 1.3128e-09 deg/d
Q 2.349520057442366 7.3758e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2215  
   data-arc span      12349 days (33.81 yr)  
   first obs. used      1986-08-26  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50778  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:06:13  

Additional Information
 Earth MOID = 1.28945 au 
 Jupiter MOID = 2.61123 au 
 T_jup = 3.573 
[ 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 14.51   n/a E2021B10  
diameter diameter 2.981 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.46475 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.345   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15696 (1986 QG1)          Discovered 1986-Aug-26 by Debehogne, H. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1986 QG1 = 1990 UM3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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