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JPL Small-Body Database Browser
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49794 (1999 XH32)
Classification: Main-belt Asteroid          SPK-ID: 2049794
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2030814511172191 3.3338e-08  
a 2.222106477763836 6.9576e-09 au
q 1.770837869722584 7.319e-08 au
i 2.294060566351991 3.8455e-06 deg
node 161.5078179770813 8.7265e-05 deg
peri 158.4341755174045 8.7835e-05 deg
M 82.68871067908742 9.2647e-06 deg
tp 2458322.599425576172
(2018-Jul-23.09942558)
3.1187e-05 TDB
period 1209.889548052658
3.31
5.6824e-06
1.556e-08
d
yr
n .2975478220961802 1.3975e-09 deg/d
Q 2.673375085805089 8.3706e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1788  
   data-arc span      7550 days (20.67 yr)  
   first obs. used      1998-06-04  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51491  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:52:20  

Additional Information
 Earth MOID = .757327 au 
 Jupiter MOID = 2.63327 au 
 T_jup = 3.620 
[ 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 14.7   n/a MPO452847  

49794 (1999 XH32)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XH32 = 1998 MA46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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