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15709 (1988 XH1)
Classification: Main-belt Asteroid          SPK-ID: 2015709
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1872487210403871 3.7991e-08  
a 2.677099792380951 1.2749e-08 au
q 2.175816280160132 1.0305e-07 au
i 13.92940401649899 4.0916e-06 deg
node 78.13088314650197 1.7365e-05 deg
peri 249.375081143891 2.058e-05 deg
M 62.91628086301034 1.1869e-05 deg
tp 2458320.887997913182
(2018-Jul-21.38799791)
5.2636e-05 TDB
period 1599.908948375784
4.38
1.1428e-05
3.129e-08
d
yr
n .2250128048633452 1.6073e-09 deg/d
Q 3.178383304601769 1.5136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2922  
   data-arc span      11288 days (30.90 yr)  
   first obs. used      1988-12-02  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37833  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:58:32  

Additional Information
 Earth MOID = 1.20728 au 
 Jupiter MOID = 2.23968 au 
 T_jup = 3.311 
[ 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 13.0   n/a MPO452393  
diameter diameter 8.205 km 1.931 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.200   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

15709 (1988 XH1)          Discovered 1988-Dec-07 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1988 XH1 = 1991 GS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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