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12343 Martinbeech (1993 DT1)
Classification: Main-belt Asteroid          SPK-ID: 2012343
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2461861527702909 3.248e-08  
a 2.592776025488077 9.1325e-09 au
q 1.954470470778122 8.0953e-08 au
i 3.193054442499745 3.5954e-06 deg
node 199.6093339108987 6.0939e-05 deg
peri 57.03973714891897 6.1449e-05 deg
M 199.2719875109966 9.0832e-06 deg
tp 2460077.324230549479
(2023-May-12.82423055)
4.0337e-05 TDB
period 1524.916031762548
4.17
8.0568e-06
2.206e-08
d
yr
n .2360785725256624 1.2473e-09 deg/d
Q 3.231081580198032 1.1381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1265  
   data-arc span      14520 days (39.75 yr)  
   first obs. used      1981-05-08  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:17:54  

Additional Information
 Earth MOID = .941966 au 
 Jupiter MOID = 1.83469 au 
 T_jup = 3.373 
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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 15.23   n/a MPCxxxxx  
diameter diameter 5.456 km 0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12343 Martinbeech           Discovered 1993 Feb. 26 by Spacewatch at Kitt Peak.
Martin Beech (b. 1959) is an assistant professor of astronomy at the University of Regina, Saskatchewan. He does research on meteor light curves, the dynamics of meteoroid streams, cometary aging and meteoroid-stream formation.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020128/MPCPages.arcLast Updated: 2003-10-02

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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
1941-Sep-05 22:19 00:01 Jupiter 1.82417025811694 1.82416987364803 1.82417064258926 1.26894469044684 0.825563176689138 2430243.429532279 1.10453572148019 329.745356482042 96.0957708707394 -35.8366590710451 4270867.6253404 T 30 CATAB v2.0f-lin.ifort 2021-Apr-12 23:18:06 2021-Apr-12 23:18
2012-Sep-21 13:33 < 00:01 Jupiter 1.82177897536357 1.82177870375253 1.82177924697658 1.29863263135638 0.869805534269351 2456192.064822526 0.130142422314105 282.8997662157 66.5401090057401 -30.8549611758494 4321508.25971505 T 30 CATAB v2.0f-lin.ifort 2021-Apr-12 23:18:06 2021-Apr-12 23:18
2083-Oct-07 16:20 00:01 Jupiter 1.83111775191869 1.83111740492269 1.83111809891501 1.3578330923823 0.958419592516071 2482140.180573774 1.03914743800383 238.735971409929 59.1932653414039 -22.2287520675859 2645802.34411898 T 30 CATAB v2.0f-lin.ifort 2021-Apr-12 23:18:06 2021-Apr-12 23:18
2154-Oct-24 12:27 00:02 Jupiter 1.84851721009498 1.84851655827663 1.84851786191154 1.43997596600232 1.07568408046383 2508089.018726496 2.11713555183653 226.026692318746 63.7618527898424 -5.96287811446719 1078086.58184482 T 30 CATAB v2.0f-lin.ifort 2021-Apr-12 23:18:06 2021-Apr-12 23:18
2167-Nov-18 09:30 00:02 Jupiter 1.96896981355089 1.96896863999971 1.96897098710107 1.37445858805379 1.01428061155345 2512861.896149407 2.34585656154016 190.94730798057 52.1316911047756 -33.1390495450509 2744439.24172099 T 30 CATAB v2.0f-lin.ifort 2021-Apr-12 23:18:06 2021-Apr-12 23:18

Alternate Designations
 1993 DT1 = 1981 JA6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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