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JPL Small-Body Database Browser
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74390 (1998 XK37)
Classification: Main-belt Asteroid          SPK-ID: 2074390
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723334950112139 5.7544e-08  
a 2.983098085877444 2.2301e-08 au
q 2.469010366776922 1.8181e-07 au
i 4.525707280330564 6.3515e-06 deg
node 323.4639583940669 6.3041e-05 deg
peri 80.26558756568465 6.6539e-05 deg
M 8.053214742611312 2.0092e-05 deg
tp 2458558.401511217899
(2019-Mar-15.90151122)
0.00010481 TDB
period 1881.913800381539
5.15
2.1104e-05
5.778e-08
d
yr
n .1912946278023009 2.1452e-09 deg/d
Q 3.497185804977966 2.6145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      871  
   data-arc span      7345 days (20.11 yr)  
   first obs. used      1998-12-14  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52959  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:50:35  

Additional Information
 Earth MOID = 1.48237 au 
 Jupiter MOID = 1.94365 au 
 T_jup = 3.231 
[ 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 14.4   n/a MPO449469  
diameter diameter 8.901 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74390 (1998 XK37)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XK37 = 2000 DP112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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