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190356 (1999 BY28)
Classification: Main-belt Asteroid          SPK-ID: 2190356
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1332171116319167 4.3591e-08  
a 2.384089792634429 9.2513e-09 au
q 2.066488236588535 1.0196e-07 au
i .6131386704066001 5.1636e-06 deg
node 296.0815563431252 0.00042402 deg
peri 136.1159740136729 0.00042474 deg
M 27.34548725656712 2.2042e-05 deg
tp 2459098.367137329638
(2020-Sep-05.86713733)
8.2218e-05 TDB
period 1344.566663462927
3.68
7.8263e-06
2.143e-08
d
yr
n .2677442552924978 1.5584e-09 deg/d
Q 2.701691348680323 1.0484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      425  
   data-arc span      11133 days (30.48 yr)  
   first obs. used      1990-10-13  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51441  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:17:53  

Additional Information
 Earth MOID = 1.0807 au 
 Jupiter MOID = 2.54186 au 
 T_jup = 3.524 
[ 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 17.33   n/a MPCxxxxx  

190356 (1999 BY28)          Discovered 1999-Jan-18 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

Alternate Designations
 1999 BY28 = 2001 SQ137 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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