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19355 Merpalehmann (1997 FU2)
Classification: Main-belt Asteroid          SPK-ID: 2019355
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09531651355377087 4.3647e-08  
a 3.04586902118839 1.3867e-08 au
q 2.755547405347276 1.3247e-07 au
i 10.76088849326265 4.8922e-06 deg
node 358.3517060427465 1.662e-05 deg
peri 336.2791573019291 2.5865e-05 deg
M 68.49049054256379 1.7959e-05 deg
tp 2459027.103276865131
(2020-Jun-26.60327687)
9.7397e-05 TDB
period 1941.624585765082
5.32
1.3259e-05
3.63e-08
d
yr
n .1854117436703887 1.2662e-09 deg/d
Q 3.336190637029504 1.5188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2315  
   data-arc span      11834 days (32.40 yr)  
   first obs. used      1988-09-19  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:09:44  

Additional Information
 Earth MOID = 1.74959 au 
 Jupiter MOID = 2.07359 au 
 T_jup = 3.205 
[ 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 13.32   n/a E2021B10  
diameter diameter 8.582 km 0.737 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.138   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

19355 Merpalehmann           Discovered 1997 Mar. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Meredith Paloma Lehmann (b. 1995) is a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors, for her medicine and health project. She attends the La Jolla High School, La Jolla, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

Alternate Designations
 1997 FU2 = 1988 SS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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