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JPL Small-Body Database Browser
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47380 (1999 XC98)
Classification: Main-belt Asteroid          SPK-ID: 2047380
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1528865889505333 3.7652e-08  
a 2.518038456052955 1.1533e-08 au
q 2.133064145660751 9.4911e-08 au
i 4.109618123187485 4.3473e-06 deg
node 77.17730647622098 5.4228e-05 deg
peri 109.1346526007384 5.6398e-05 deg
M 217.1294771179716 1.6872e-05 deg
tp 2459179.704727554909
(2020-Nov-26.20472755)
6.9771e-05 TDB
period 1459.459220233567
4.00
1.0027e-05
2.745e-08
d
yr
n .2466667070988025 1.6947e-09 deg/d
Q 2.903012766445158 1.3297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1413  
   data-arc span      7740 days (21.19 yr)  
   first obs. used      1998-09-27  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48527  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:02:55  

Additional Information
 Earth MOID = 1.13896 au 
 Jupiter MOID = 2.06076 au 
 T_jup = 3.438 
[ 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 14.0   n/a MPO502471  
diameter diameter 5.033 km 0.202 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.211   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47380 (1999 XC98)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XC98 = 2000 AX12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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