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JPL Small-Body Database Browser
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487798 (2015 SY1)
Classification: Main-belt Asteroid          SPK-ID: 2487798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1362524247568391 7.3217e-08  
a 2.315558601829499 2.2832e-08 au
q 2.000058127663674 1.6098e-07 au
i 6.95149276180392 6.1309e-06 deg
node 62.84948973438964 5.6295e-05 deg
peri 181.4862924331647 6.6051e-05 deg
M 119.3892703013494 2.9463e-05 deg
tp 2458173.679874929530
(2018-Feb-24.17987493)
0.00010657 TDB
period 1287.010504692165
3.52
1.9035e-05
5.211e-08
d
yr
n .2797179966189219 4.1371e-09 deg/d
Q 2.631059075995324 2.5943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      4637 days (12.70 yr)  
   first obs. used      2005-11-26  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65846  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:48:15  

Additional Information
 Earth MOID = .986743 au 
 Jupiter MOID = 2.38209 au 
 T_jup = 3.559 
[ 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 17.7   n/a MPO354676  

487798 (2015 SY1)          Discovered 2007-Mar-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 SY1 = 2014 FJ57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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