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JPL Small-Body Database Browser
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49424 (1998 XC80)
Classification: Main-belt Asteroid          SPK-ID: 2049424
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1719700820419702 4.4243e-08  
a 2.803928411577843 1.5653e-08 au
q 2.32173661259899 1.2336e-07 au
i 8.273004358130473 5.3146e-06 deg
node 166.1673957544153 3.6497e-05 deg
peri 320.1931083681533 3.9658e-05 deg
M 88.92208729063174 1.5796e-05 deg
tp 2458176.899995117761
(2018-Feb-27.39999512)
7.4351e-05 TDB
period 1714.939520697372
4.70
1.4361e-05
3.932e-08
d
yr
n .2099199392487075 1.7578e-09 deg/d
Q 3.286120210556696 1.8345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1064  
   data-arc span      12580 days (34.44 yr)  
   first obs. used      1984-11-30  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51492  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:40:48  

Additional Information
 Earth MOID = 1.34382 au 
 Jupiter MOID = 1.80068 au 
 T_jup = 3.287 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO493207  
diameter diameter 8.970 km 2.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.055   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

49424 (1998 XC80)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XC80 = 1984 WA2 = 2000 GS108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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