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22544 Sarahrapo (1998 FL75)
Classification: Main-belt Asteroid          SPK-ID: 2022544
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1798331835511126 2.7206e-08  
a 2.236989598437538 5.9465e-09 au
q 1.83470463737979 6.027e-08 au
i 3.192552817770343 3.8853e-06 deg
node 41.06323599121212 5.6232e-05 deg
peri 276.7584306002519 5.7455e-05 deg
M 183.0496816791162 1.2077e-05 deg
tp 2459801.180068220540
(2022-Aug-09.68006822)
4.2135e-05 TDB
period 1222.065191017364
3.35
4.8728e-06
1.334e-08
d
yr
n .2945833026307716 1.1746e-09 deg/d
Q 2.639274559495285 7.0159e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1529  
   data-arc span      10412 days (28.51 yr)  
   first obs. used      1992-09-06  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:07:28  

Additional Information
 Earth MOID = .822902 au 
 Jupiter MOID = 2.6537 au 
 T_jup = 3.614 
[ 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 15.14   n/a E2021B10  
diameter diameter 2.234 km 0.407 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.388   0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22544 Sarahrapo           Discovered 1998 Mar. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Sarah Kate Rapoport (b. 1988) is a finalist in the 2006 Intel Science Talent Search (STS), a science competition for high school seniors, for her bioinformatics and genomics project. She attends the Horace Mann School, Riverdale, 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: 20060314/MPCPages.arcLast Updated: 2006-03-23

Alternate Designations
 1998 FL75 = 1992 SD27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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