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24637 Ol'gusha (1981 RW4)
Classification: Main-belt Asteroid          SPK-ID: 2024637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2238561794286749 3.1879e-08  
a 2.615071947662814 8.0761e-09 au
q 2.029671932527913 8.3309e-08 au
i 3.877817061294339 3.436e-06 deg
node 43.15047408771883 4.6464e-05 deg
peri 335.5315255763169 4.6932e-05 deg
M 89.72115539670703 6.3662e-06 deg
tp 2458815.539431776989
(2019-Nov-28.03943178)
2.7024e-05 TDB
period 1544.627952543847
4.23
7.1554e-06
1.959e-08
d
yr
n .2330658327185626 1.0797e-09 deg/d
Q 3.200471962797716 9.884e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2062  
   data-arc span      14439 days (39.53 yr)  
   first obs. used      1981-09-08  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:35:57  

Additional Information
 Earth MOID = 1.03139 au 
 Jupiter MOID = 2.26149 au 
 T_jup = 3.368 
[ 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 14.15   n/a MPCxxxxx  
diameter diameter 3.949 km 0.518 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.272   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

24637 Ol'gusha           Discovered 1981 Sept. 8 by L. V. Zhuravleva at the Crimean Astrophysical Observatory.
Ol'ga Anatol'evna Sazonova (b. 1975), youngest daughter of the discoverer, graduated from Simferopol University with a mathematics degree. She lives in New York and is raising three children.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110615/MPCPages.arcLast Updated: 2013-03-28

Alternate Designations
 1981 RW4 = 1998 SY134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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