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JPL Small-Body Database Browser
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437224 (2012 XW1)
Classification: Main-belt Asteroid          SPK-ID: 2437224
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2093960285077699 5.9041e-08  
a 2.600571581276915 2.9589e-08 au
q 2.056022220307358 1.5109e-07 au
i 5.666849104227846 1.09e-05 deg
node 40.82292491907888 5.2876e-05 deg
peri 300.358012666024 6.0409e-05 deg
M 252.7477308222199 3.0041e-05 deg
tp 2459056.857964187129
(2020-Jul-26.35796419)
0.00013207 TDB
period 1531.798519200029
4.19
2.6143e-05
7.158e-08
d
yr
n .2350178535151003 4.0111e-09 deg/d
Q 3.145120942246472 3.5785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      8660 days (23.71 yr)  
   first obs. used      1995-10-14  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51612  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:26  

Additional Information
 Earth MOID = 1.05423 au 
 Jupiter MOID = 2.2762 au 
 T_jup = 3.377 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO437695  

437224 (2012 XW1)          Discovered 1995-Oct-14 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 XW1 = 1999 RA235 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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