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JPL Small-Body Database Browser
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47057 (1998 XM12)
Classification: Main-belt Asteroid          SPK-ID: 2047057
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 .24216405922929 4.2593e-08  
a 2.63384844045085 1.0026e-08 au
q 1.996025010716537 1.1219e-07 au
i 10.75670585186219 4.0663e-06 deg
node 265.7947109675579 2.565e-05 deg
peri 85.77417164200335 2.7192e-05 deg
M 332.5906810907598 7.8877e-06 deg
tp 2458719.372211157786
(2019-Aug-23.87221116)
3.4202e-05 TDB
period 1561.293666526544
4.27
8.9148e-06
2.441e-08
d
yr
n .2305780185484917 1.3166e-09 deg/d
Q 3.271671870185163 1.2454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1284  
   data-arc span      7765 days (21.26 yr)  
   first obs. used      1998-08-31  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48859  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:00:06  

Additional Information
 Earth MOID = 1.02402 au 
 Jupiter MOID = 2.31377 au 
 T_jup = 3.332 
[ 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 14.2   n/a MPO502469  
diameter diameter 4.957 km 1.286 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.188   0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

47057 (1998 XM12)          Discovered 1998-Dec-09 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XM12 = 2002 OV3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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