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49796 (1999 XS32)
Classification: Main-belt Asteroid          SPK-ID: 2049796
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1098225817641183 3.2292e-08  
a 2.293044154716254 8.7965e-09 au
q 2.041216125546194 7.655e-08 au
i 3.645095770049206 3.5756e-06 deg
node 258.2057434830456 8.5619e-05 deg
peri 175.5909031670031 8.9826e-05 deg
M 238.3714613271215 2.7373e-05 deg
tp 2459028.999225521661
(2020-Jun-28.49922552)
9.724e-05 TDB
period 1268.28557566314
3.47
7.2981e-06
1.998e-08
d
yr
n .2838477444732976 1.6333e-09 deg/d
Q 2.544872183886313 9.7626e-09 au
  Orbit Determination Parameters
   # obs. used (total)      931  
   data-arc span      7790 days (21.33 yr)  
   first obs. used      1998-07-24  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55641  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:23:56  

Additional Information
 Earth MOID = 1.05595 au 
 Jupiter MOID = 2.67241 au 
 T_jup = 3.586 
[ 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 15.5   n/a MPO293715  
diameter diameter 1.914 km 0.281 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.366   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49796 (1999 XS32)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XS32 = 1985 YO2 = 1998 OV3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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