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19191 (1992 DT2)
Classification: Main-belt Asteroid          SPK-ID: 2019191
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03525590546074859 3.308e-08  
a 2.940698731719587 1.451e-08 au
q 2.837021735245538 9.6053e-08 au
i 2.958683818979327 3.449e-06 deg
node 140.7672849499985 6.9988e-05 deg
peri 66.52782047130169 8.8617e-05 deg
M 208.2388989392826 5.6391e-05 deg
tp 2459976.983436906112
(2023-Feb-01.48343691)
0.00029105 TDB
period 1841.934694282185
5.04
1.3633e-05
3.733e-08
d
yr
n .1954466687214959 1.4466e-09 deg/d
Q 3.044375728193637 1.5022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1242  
   data-arc span      11015 days (30.16 yr)  
   first obs. used      1990-11-22  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51861  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:48:35  

Additional Information
 Earth MOID = 1.83252 au 
 Jupiter MOID = 1.91324 au 
 T_jup = 3.270 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457197.5 (2015-Jun-24.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0344670380910927 3.3286e-08  
q 2.839942567710401 9.6279e-08 au
tp 2456313.597188307987
(2013-Jan-21.09718831)
0.00028534 TDB
node 140.8737285722298 6.9991e-05 deg
peri 70.63779877419495 8.9184e-05 deg
i 2.95831835494907 3.4494e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1242  
   data-arc span      11015 days (30.16 yr)  
   first obs. used      1990-11-22  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51861  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:48:35  

Additional Information
 Jupiter MOID = 1.91324 au 
 T_jup = 3.270 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.107962667684203E-15 -3.171950075500107E-15 2.995695698902389E-15 -9.438040141976491E-16 1.753096318447376E-14 4.220347078807017E-16
q -3.171950075500107E-15 9.269728135265506E-15 1.303158645956612E-12 3.007694609973556E-15 2.173454235989986E-13 -1.081693673299497E-15
tp 2.995695698902389E-15 1.303158645956612E-12 8.142114510561595E-8 1.060099343922168E-11 1.578655666712427E-8 8.219482034673707E-13
node -9.438040141976491E-16 3.007694609973556E-15 1.060099343922168E-11 4.898730978033637E-9 -4.889987118995784E-9 1.676528887063584E-11
peri 1.753096318447376E-14 2.173454235989986E-13 1.578655666712427E-8 -4.889987118995784E-9 7.95384512439176E-9 -1.657167475485021E-11
i 4.220347078807017E-16 -1.081693673299497E-15 8.219482034673707E-13 1.676528887063584E-11 -1.657167475485021E-11 1.189849091710072E-11

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 14.70   n/a MPCxxxxx  

19191 (1992 DT2)          Discovered 1992-Feb-23 by Spacewatch at Kitt Peak
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ 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
1904-Feb-20 06:56 00:02 Jupiter 1.92918919596544 1.9291888743924 1.92918951753914 3.2355798959696 3.09691214410396 2416530.788873606 2.47872120793348 140.546107531425 10.0536494373545 -88.0949180885312 4440791.6798954 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 02:48:40 2021-Apr-13 02:48
1939-Apr-01 21:28 00:02 Jupiter 1.96401926366794 1.96401884590312 1.96401968143365 3.36787796329426 3.23729239546888 2429355.394767370 1.69663978963572 96.2844840433986 10.9039434791942 -82.9940534687489 4511688.20245349 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 02:48:40 2021-Apr-13 02:48
2036-Jan-15 22:45 < 00:01 Jupiter 1.98015208662636 1.98015179459444 1.98015237865827 3.32128315397718 3.1898917235487 2464708.447835814 0.459338820016352 32.9118184330785 10.2431710691929 87.9708645288484 4655446.48970754 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 02:48:40 2021-Apr-13 02:48
2071-Feb-25 18:51 00:01 Jupiter 1.93525663485995 1.93525634225575 1.93525692746404 3.19932783693724 3.05946714993292 2477533.285289848 1.23221150662098 61.1234328653416 9.63334049669697 87.630933018991 4492750.35747448 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 02:48:40 2021-Apr-13 02:48
2106-Apr-08 14:31 00:02 Jupiter 1.9258745884631 1.925874286329 1.92587489059719 3.19664940883128 3.05596853644139 2490358.105171149 2.01692557827234 107.448897845396 9.88344812570144 -89.1221068341765 4429474.29758923 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 02:48:40 2021-Apr-13 02:48
2141-May-21 14:04 00:03 Jupiter 1.93397980697352 1.93397937892589 1.93398023502358 3.26012544567584 3.12289619361268 2503185.086225734 2.80907183330635 155.273985733334 10.4069204928577 -85.747492560447 4446652.02586802 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 02:48:40 2021-Apr-13 02:48
2176-Jul-01 21:30 00:04 Jupiter 1.978136149067 1.97813537422217 1.97813692391769 3.43321401149386 3.3061418612481 2516010.395546027 3.58408600230746 191.034165108653 11.3497842357533 -81.1393955546103 4564688.13810055 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 02:48:40 2021-Apr-13 02:48

Alternate Designations
 1992 DT2 = 1994 RV21 = 1999 RK114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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