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JPL Small-Body Database Browser
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49983 (1999 YX22)
Classification: Main-belt Asteroid          SPK-ID: 2049983
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1673686194424024 4.7127e-08  
a 2.322171667452516 9.5475e-09 au
q 1.933513001362727 1.1139e-07 au
i 4.096998148815588 5.1513e-06 deg
node 38.07490550548821 6.7558e-05 deg
peri 351.7161060433831 6.9152e-05 deg
M 226.1196102075133 1.7875e-05 deg
tp 2459081.178145777742
(2020-Aug-19.67814578)
6.5926e-05 TDB
period 1292.527850779369
3.54
7.9713e-06
2.182e-08
d
yr
n .278523979025231 1.7177e-09 deg/d
Q 2.710830333542305 1.1145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      13395 days (36.67 yr)  
   first obs. used      1981-10-30  
   last obs. used      2018-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56589  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:52:57  

Additional Information
 Earth MOID = .938232 au 
 Jupiter MOID = 2.72623 au 
 T_jup = 3.555 
[ 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 15.7   n/a MPO385137  

49983 (1999 YX22)          Discovered 1999-Dec-31 by LONEOS at Anderson Mesa
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 YX22 = 1981 UV1 = 1995 UP27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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