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249123 (2007 XM30)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249123
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05406393816260956 7.5082e-08  
a 3.234426717061614 4.7065e-08 au
q 3.059560871038903 2.5054e-07 au
i 22.09274783475717 1.1025e-05 deg
node 81.28516573798738 1.9257e-05 deg
peri 307.991330952112 9.2165e-05 deg
M 92.0754596667322 9.0303e-05 deg
tp 2458457.079778288424
(2018-Dec-04.57977829)
0.00053217 TDB
period 2124.684259239717
5.82
4.6375e-05
1.27e-07
d
yr
n .1694369403051068 3.6983e-09 deg/d
Q 3.409292563084326 4.9609e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      6640 days (18.18 yr)  
   first obs. used      2001-10-29  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 03:14:56  

Additional Information
 Earth MOID = 2.10754 au 
 Jupiter MOID = 1.95057 au 
 T_jup = 3.068 
[ 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 15.2   n/a MPO386075  
diameter diameter 4.842 km 1.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249123 (2007 XM30)          Discovered 2007-Dec-15 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2048-Aug-30 12:10 00:02 Jupiter 1.98408555033402 1.98408464664996 1.98408645401808 6.74204882167027 6.67842839206306 2469319.007088700 1.9726196094477 296.596071163635 43.9269379497491 -89.1736508158016 2208389.13664073 T 14 CATAB v2.0f-lin.ifort 2020-Jan-30 03:15:10 2020-Jan-30 03:15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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