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43993 Mariola (1997 OK)
Classification: Main-belt Asteroid          SPK-ID: 2043993
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2367629098033193 5.9988e-08  
a 2.726084316742962 1.3756e-08 au
q 2.080648661541705 1.6527e-07 au
i 11.80006945948761 7.013e-06 deg
node 304.6029040974506 2.2485e-05 deg
peri 18.7283049989617 2.4433e-05 deg
M 13.27286470491434 1.1305e-05 deg
tp 2458939.886477970730
(2020-Mar-31.38647797)
5.1356e-05 TDB
period 1644.020971784471
4.50
1.2443e-05
3.407e-08
d
yr
n .2189753088181381 1.6574e-09 deg/d
Q 3.371519971944219 1.7013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1146  
   data-arc span      8410 days (23.03 yr)  
   first obs. used      1997-07-26  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45997  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:05:36  

Additional Information
 Earth MOID = 1.07134 au 
 Jupiter MOID = 1.97066 au 
 T_jup = 3.285 
[ 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 14.2   n/a MPO347832  
diameter diameter 6.995 km 0.161 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43993 Mariola           Discovered 1997 July 26 by P. Sicoli and A. Testa at Sormano.
Mariola Magnoni Tieghi (b. 1934), former president of Como Inner Wheel Club, promoted with strength and devotion the values of quality of life in every social and cultural environment.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040504/MPCPages.arcLast Updated: 2004-05-11

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2026-Oct-15 08:55 < 00:01 Jupiter 1.96471658270848 1.96471607668857 1.96471708873407 3.3929737970748 3.26343950372355 2461328.871388688 0.337175815444977 302.799379724531 13.1162962000714 -86.087115594557 2223932.97315544 T 20 CATAB v2.0f-lin.ifort 2020-Aug-25 04:05:50 2020-Aug-25 04:05
2121-Mar-05 23:12 00:02 Jupiter 1.9774466502472 1.97744602010916 1.97744728040558 3.52282367408423 3.39905922081816 2495803.466885411 2.18488957737794 408.392577839143 13.359222376021 -86.3171400467697 2092937.65688981 T 20 CATAB v2.0f-lin.ifort 2020-Aug-25 04:05:50 2020-Aug-25 04:05
2157-Jul-15 07:11 00:03 Jupiter 1.99328792572183 1.99328696281004 1.99328888863508 3.27140975452445 3.13882893051555 2509083.799542215 2.92631038394449 417.090639553255 52.1969079719903 89.0406411569727 1974791.73498351 T 20 CATAB v2.0f-lin.ifort 2020-Aug-25 04:05:50 2020-Aug-25 04:05

Alternate Designations
 1997 OK = 2001 LS7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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