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22414 Hornschemeier (1995 UB15)
Classification: Main-belt Asteroid          SPK-ID: 2022414
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1616759636020042 9.8761e-08  
a 2.561113946361252 1.1551e-08 au
q 2.147043381188765 2.5802e-07 au
i 3.902684372370021 5.5696e-06 deg
node 14.23689277495986 6.8863e-05 deg
peri 142.9653109300378 7.0036e-05 deg
M 307.604661030314 1.5876e-05 deg
tp 2459418.387307426169
(2021-Jul-22.88730743)
6.6962e-05 TDB
period 1497.068865587509
4.10
1.0128e-05
2.773e-08
d
yr
n .2404698997321822 1.6269e-09 deg/d
Q 2.975184511533739 1.3419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1041  
   data-arc span      9277 days (25.40 yr)  
   first obs. used      1995-10-17  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56674  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:05:45  

Additional Information
 Earth MOID = 1.15754 au 
 Jupiter MOID = 2.00967 au 
 T_jup = 3.413 
[ 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 15.23   n/a E2021B10  

22414 Hornschemeier           Discovered 1995 Oct. 17 by Spacewatch at Kitt Peak.
At NASA-Goddard, Ann Hornschemeier (b. 1975) specializes in studies of X-ray emission from star formation in galaxies at cosmologically-interesting distances. Name suggested by R. and P. 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 2016-11-14Last Updated: 2016-11-20

[ show close-approach data ]
Alternate Designations
 1995 UB15 = 1997 EJ56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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