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20024 Mayremartinez (1992 BT2)
Classification: Main-belt Asteroid          SPK-ID: 2020024
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .137741825319109 2.9275e-08  
a 2.648388430697611 1.0456e-08 au
q 2.283594574099311 7.6897e-08 au
i 13.8965005414149 3.5062e-06 deg
node 146.2720641090551 1.494e-05 deg
peri 306.7358618484738 2.0559e-05 deg
M 230.7899125887189 1.4726e-05 deg
tp 2459565.521364270901
(2021-Dec-17.02136427)
6.5545e-05 TDB
period 1574.24002423332
4.31
9.3229e-06
2.552e-08
d
yr
n .2286817730830632 1.3543e-09 deg/d
Q 3.01318228729591 1.1896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2250  
   data-arc span      11779 days (32.25 yr)  
   first obs. used      1988-03-17  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:38:27  

Additional Information
 Earth MOID = 1.32796 au 
 Jupiter MOID = 2.17839 au 
 T_jup = 3.337 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456702.5 (2014-Feb-14.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387306035886233 2.9282e-08  
q 2.279644619487062 7.7102e-08 au
tp 2456413.039878932574
(2013-Apr-30.53987893)
6.0115e-05 TDB
node 146.4592368193635 1.498e-05 deg
peri 305.589445250611 2.0492e-05 deg
i 13.8772725851515 3.5033e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2250  
   data-arc span      11779 days (32.25 yr)  
   first obs. used      1988-03-17  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:38:27  

Additional Information
 Jupiter MOID = 2.17839 au 
 T_jup = 3.337 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.574505962529943E-16 -2.243177168384E-15 -4.716735322491678E-14 3.234316902483693E-15 -1.758734062249916E-14 8.403564423297379E-16
q -2.243177168384E-15 5.944746666693467E-15 2.026572760476433E-13 -8.037642564884093E-15 6.676716154350233E-14 -1.862915049328402E-15
tp -4.716735322491678E-14 2.026572760476433E-13 3.613780690662745E-9 -1.003005343630084E-11 8.552597944128029E-10 2.170215778366162E-12
node 3.234316902483693E-15 -8.037642564884093E-15 -1.003005343630084E-11 2.244111494377507E-10 -2.198215568066565E-10 3.085672924647826E-12
peri -1.758734062249916E-14 6.676716154350233E-14 8.552597944128029E-10 -2.198215568066565E-10 4.199083527937756E-10 -2.530012940112041E-12
i 8.403564423297379E-16 -1.862915049328402E-15 2.170215778366162E-12 3.085672924647826E-12 -2.530012940112041E-12 1.227313344860197E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9   n/a MPO395195  
diameter diameter 7.722 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.248   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20024 Mayrémartínez           Discovered 1992 Jan. 30 by E. W. Elst at the European Southern Observatory.
Mayré Adriana Martínez Blanco (b. 1978) is a professional singer who uses the rare flageolet register. The Academia El Arte de Cantar, which she founded in 2001, was soon recognized as the best singing academy in Venezuela. In Oct. 2006 she won first place in the "Latin American Idol" contest.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

Alternate Designations
 1992 BT2 = 1998 PM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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