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22456 Salopek (1996 XF12)
Classification: Main-belt Asteroid          SPK-ID: 2022456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021973024436032 5.4233e-08  
a 2.399953363073696 9.8329e-09 au
q 2.154684603377111 1.2913e-07 au
i 7.159897131056614 3.4024e-06 deg
node 87.92206418302045 3.5053e-05 deg
peri 295.31534381022 3.8188e-05 deg
M 183.5487796597146 1.6477e-05 deg
tp 2459666.117598642093
(2022-Mar-27.61759864)
6.3778e-05 TDB
period 1358.008944619612
3.72
8.3459e-06
2.285e-08
d
yr
n .2650939829419449 1.6292e-09 deg/d
Q 2.645222122770281 1.0838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      8621 days (23.60 yr)  
   first obs. used      1996-12-04  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5703  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:51:10  

Additional Information
 Earth MOID = 1.17021 au 
 Jupiter MOID = 2.77161 au 
 T_jup = 3.509 
[ 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 15.4   n/a MPO412350  

22456 Salopek           Discovered 1996 Dec. 4 by Spacewatch at Kitt Peak.
David Stephen Salopek (b. 1963) earned a Ph.D. in cosmology from the University of Toronto in 1989 and worked at the Universities of Cambridge and Alberta. Name suggested and citation prepared by Robert Jedicke and Peter Jedicke.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-08-18Last Updated: 2016-11-23

Alternate Designations
 1996 XF12 = 1999 SV18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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