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24277 Schoch (1999 XQ169)
Classification: Main-belt Asteroid          SPK-ID: 2024277
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686704416228306 1.7264e-08  
a 2.279269399564415 6.7071e-09 au
q 1.894824023362481 3.9067e-08 au
i 4.402422243244489 6.6907e-07 deg
node 332.2797699604883 1.4043e-05 deg
peri 354.3641851259046 1.6058e-05 deg
M 144.7582943878682 5.8602e-06 deg
tp 2458695.102751309546
(2019-Jul-30.60275131)
2.0132e-05 TDB
period 1256.87450448305
3.44
5.5479e-06
1.519e-08
d
yr
n .2864247772676933 1.2643e-09 deg/d
Q 2.663714775766349 7.8384e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2146  
   data-arc span      11402 days (31.22 yr)  
   first obs. used      1989-12-30  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47042  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:32:33  

Additional Information
 Earth MOID = .88131 au 
 Jupiter MOID = 2.66213 au 
 T_jup = 3.584 
[ 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 14.29   n/a MPCxxxxx  
diameter diameter 3.739 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.348   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24277 Schoch           Discovered 1999 Dec. 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Jane Schoch mentored a finalist in the 2008 Intel Science Talent Search (STS), a science competition for high school seniors. She teaches at the Kings Park High School, Kings Park, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080221/MPCPages.arcLast Updated: 2008-03-05

Alternate Designations
 1999 XQ169 = 1978 WQ = 1989 YW4 = 1998 MG20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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