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22989 Loriskopp (1999 VY61)
Classification: Main-belt Asteroid          SPK-ID: 2022989
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1609555836442562 3.901e-08  
a 2.84487407496324 1.1764e-08 au
q 2.386975707833118 1.1034e-07 au
i 2.0362891942785 3.4187e-06 deg
node 240.6604071459636 0.00013007 deg
peri 155.8796191366235 0.00013077 deg
M 147.140552187693 1.3869e-05 deg
tp 2458484.153935875953
(2018-Dec-31.65393588)
6.6554e-05 TDB
period 1752.641126123397
4.80
1.0871e-05
2.976e-08
d
yr
n .2054042864988971 1.2741e-09 deg/d
Q 3.302772442093362 1.3658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1474  
   data-arc span      11015 days (30.16 yr)  
   first obs. used      1991-01-15  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47594  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:15:47  

Additional Information
 Earth MOID = 1.39322 au 
 Jupiter MOID = 2.12139 au 
 T_jup = 3.288 
[ 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 14.4   n/a MPO384950  
diameter diameter 4.200 km 0.279 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.209   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22989 Loriskopp           Discovered 1999 Nov. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Lori Skopp mentored a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors. She teaches at the Abraham Joshua Heschel School, New York, 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: 20070303/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 1999 VY61 = 1996 CK5 = 1999 TO27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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