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19593 Justinkoh (1999 NZ29)
Classification: Main-belt Asteroid          SPK-ID: 2019593
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985459269141744 4.1033e-08  
a 3.14535220340428 1.9576e-08 au
q 2.520855334707837 1.3455e-07 au
i 1.293955245281298 5.3227e-06 deg
node 166.1190379244177 0.00018237 deg
peri 127.7579360725929 0.00018276 deg
M 295.9043366714755 1.2323e-05 deg
tp 2459563.267604340744
(2021-Dec-14.76760434)
7.1118e-05 TDB
period 2037.52220947136
5.58
1.9022e-05
5.208e-08
d
yr
n .1766851906332853 1.6495e-09 deg/d
Q 3.769849072100724 2.3463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      10613 days (29.06 yr)  
   first obs. used      1992-03-01  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:56:34  

Additional Information
 Earth MOID = 1.50308 au 
 Jupiter MOID = 1.44047 au 
 T_jup = 3.178 
[ 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 15.03   n/a E2021B10  
diameter diameter 5.320 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19593 Justinkoh           Discovered 1999 July 14 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Justin Koh (b. 1989) is a finalist in the 2003 Discovery Channel Young Scientist Challenge, a middle school science competition, for his biochemistry, medicine, health and microbiology project. He attends the Fruitvale Junior High School, Bakersfield, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

[ 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
1907-Apr-04 22:46 00:03 Jupiter 1.4612209068629 1.46121985326682 1.46122196045926 0.877720288328077 n/a 2417670.448610233 3.19186109424222 76.579320301652 42.6963565699153 61.2106467275115 4691184.2471065 F 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
1917-Sep-07 13:14 00:03 Jupiter 1.54055038578209 1.54054888483798 1.54055188671552 1.43241334961281 0.975792893809321 2421479.051481267 2.98702419545107 568.678556065781 93.7854104045987 2.07376487320819 527813.093564544 T 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
1991-Sep-01 15:19 < 00:01 Jupiter 1.81436902752683 1.81436815758068 1.81436989747194 1.83671603460486 1.56199970048134 2448501.138377679 0.903723603489105 67.133270396364 33.4066523209141 -86.2939130698017 1325082.69865695 T 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
2002-Feb-01 23:07 < 00:01 Jupiter 1.43966474800647 1.43966434724936 1.43966514876358 0.832246806160292 n/a 2452307.463129615 0.508521940598122 58.5316819199802 19.9755134296286 -89.3886594256249 10777607.8134068 F 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
2012-Jul-05 08:44 < 00:01 Jupiter 1.59457845268711 1.59457794660112 1.59457895877247 1.6568726810071 1.29724674190446 2456113.863628733 0.292543490672378 75.5637656971628 60.996684876992 34.7391601087084 1746445.9863737 T 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
2086-Jul-04 01:03 00:02 Jupiter 1.75867357348139 1.75867228543592 1.75867486152346 1.62790527538763 1.29877790592015 2483140.543409758 1.96882216630361 126.031118237027 87.6582072109551 0.727382328424633 817514.137490403 T 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
2096-Dec-08 09:57 00:02 Jupiter 1.43887378019589 1.43887333393831 1.43887422645348 0.838528996655456 n/a 2486950.914690408 2.28248582677603 54.8692124509704 22.253061512502 -89.9985526904698 9669714.59388181 F 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
2107-May-05 13:39 00:03 Jupiter 1.65871580580127 1.65871422194993 1.65871738965082 1.92653313605124 1.64019230169507 2490750.069077032 2.84865570542101 135.247042659085 30.428834561301 62.4904868919875 1225947.44751257 T 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
2181-May-02 16:49 00:05 Jupiter 1.69869061930553 1.69868783149881 1.6986934070887 1.42124657960784 1.01127476513957 2517776.200376545 4.7326652407865 634.734326598968 133.421065104856 -5.93728616161216 401887.115260162 T 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56
2191-Oct-12 15:58 00:05 Jupiter 1.44357395520305 1.4435736029813 1.44357430742481 0.864821289328271 n/a 2521591.165005514 4.97061882877877 51.4464243323779 17.443423890525 -87.5683493716147 12366368.1939149 F 24 CATAB v2.0g-lin.ifort 2021-May-04 02:56:38 2021-May-04 02:56

Alternate Designations
 1999 NZ29 = 1994 TN4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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