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1232 Cortusa (1931 TF2)
Classification: Main-belt Asteroid          SPK-ID: 2001232
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1361571972602489 1.9482e-08  
a 3.186807842302041 1.195e-08 au
q 2.752901018287214 6.193e-08 au
i 10.34969793156239 4.8703e-07 deg
node 261.1731887951847 4.232e-06 deg
peri 340.8622423453078 1.0076e-05 deg
M 57.1110664479087 6.9281e-06 deg
tp 2459066.852328904221
(2020-Aug-05.35232890)
3.9676e-05 TDB
period 2077.936361120536
5.69
1.1688e-05
3.2e-08
d
yr
n .1732488091241969 9.7451e-10 deg/d
Q 3.620714666316868 1.3578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3115  
   data-arc span      33255 days (91.05 yr)  
   first obs. used      1930-07-22  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39001  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 07:28:13  

Additional Information
 Earth MOID = 1.74237 au 
 Jupiter MOID = 1.44689 au 
 T_jup = 3.158 
[ 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 10.35   n/a E2021B10  
diameter diameter 36.367 km 0.463 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 25.16 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.072   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1232 Cortusa (1931 TF2)          Discovered 1931-Oct-10 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1989-Aug-06 08:08 < 00:01 Jupiter 1.59883902289996 1.59883861361745 1.59883943218275 3.28876365204563 3.12352675697005 2447744.839014905 0.562013626583495 47.3527988088402 9.97045440732436 70.597454017519 8012743.75020123 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29
2000-Jul-10 16:20 < 00:01 Jupiter 1.46557880069658 1.46557860839151 1.46557899300165 2.76310758723537 2.54536352776972 2451736.180721932 0.331183776641874 42.6752762852484 8.0535675628316 -88.226800651805 11926828.3105718 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29
2011-Apr-27 05:13 < 00:01 Jupiter 1.67226211381263 1.6722618675301 1.67226236009525 1.87341260796527 1.58007872792343 2455678.717241396 0.200948979769006 29.1117543192533 11.762876836053 -79.5807138440809 19845349.7851414 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29
2021-Dec-11 13:43 < 00:01 Jupiter 1.9938896433634 1.99388942573188 1.99388986099491 3.21775884647358 3.08291319172044 2459560.071408487 0.170956581802904 15.9235780211318 6.44703509608942 83.3525295777511 5292707.92519344 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29
2108-Dec-02 07:34 00:01 Jupiter 1.83130650379675 1.83130544080416 1.83130756678945 3.45021579259511 3.31344862311513 2491326.815003055 1.34474629454226 55.1474120729939 15.0425783402307 -23.8033747096192 6313064.07353393 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29
2119-Oct-23 11:34 00:01 Jupiter 1.49789341176879 1.49789288139484 1.49789394214811 3.14372139405538 2.95838343621097 2495303.982042572 1.40648495233072 160.357025988795 8.53541839054929 82.3869370427522 9109458.33443144 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29
2130-Sep-28 04:25 00:02 Jupiter 1.50012876500588 1.50012806690086 1.50012946311679 2.66243720348698 2.44116887050763 2499296.683689702 1.78700728272298 171.919376139233 12.1875125523056 -74.3865714192685 12659566.7691384 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29
2141-Jun-16 12:25 00:03 Jupiter 1.80665067851078 1.8066493093622 1.80665204765894 2.10610204741637 1.87029255458128 2503211.017144742 2.53489727929717 55.8783466800725 4.14947714758513 -47.7128954394763 2778884.99991109 T 45 CATAB v2.0g-lin.ifort 2021-Aug-25 07:29:12 2021-Aug-25 07:29

Alternate Designations
 1931 TF2 = 1930 OH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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