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11948 Justinehenin (1993 QQ4)
Classification: Main-belt Asteroid          SPK-ID: 2011948
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1192037431095115 4.2218e-08  
a 3.197647001538422 1.7094e-08 au
q 2.816475509812136 1.4078e-07 au
i 1.891840265386571 4.3726e-06 deg
node 159.1415939337548 0.00011223 deg
peri 76.25891775095648 0.00011359 deg
M 14.78242063325822 1.7756e-05 deg
tp 2459114.739508682278
(2020-Sep-22.23950868)
0.00010299 TDB
period 2088.54677054167
5.72
1.6747e-05
4.585e-08
d
yr
n .1723686560807221 1.3822e-09 deg/d
Q 3.578818493264708 1.9131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1891  
   data-arc span      17390 days (47.61 yr)  
   first obs. used      1973-01-02  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53176  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:02:50  

Additional Information
 Earth MOID = 1.80444 au 
 Jupiter MOID = 1.41743 au 
 T_jup = 3.183 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456916.5 (2014-Sep-16.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118255739048118 4.2305e-08  
q 2.819736523287627 1.4119e-07 au
tp 2457020.347371702637
(2014-Dec-28.84737170)
0.00010382 TDB
node 159.1643244332886 0.00011229 deg
peri 75.49590526037655 0.00011365 deg
i 1.891124527820603 4.3719e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1891  
   data-arc span      17390 days (47.61 yr)  
   first obs. used      1973-01-02  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53176  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:02:50  

Additional Information
 Jupiter MOID = 1.41743 au 
 T_jup = 3.183 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.789708131638602E-15 -5.942299231682747E-15 -1.674121612263937E-12 8.338164197190601E-15 -2.440635171074864E-13 -1.191995694761281E-16
q -5.942299231682747E-15 1.993440721097174E-14 5.159078229382749E-12 -2.585724234794763E-14 7.362661071545853E-13 1.112355073444241E-15
tp -1.674121612263937E-12 5.159078229382749E-12 1.077907473634547E-8 -1.10506571179082E-11 1.840969472208596E-9 -2.779179128286172E-14
node 8.338164197190601E-15 -2.585724234794763E-14 -1.10506571179082E-11 1.260829181230608E-8 -1.260257471927824E-8 1.527032357896073E-10
peri -2.440635171074864E-13 7.362661071545853E-13 1.840969472208596E-9 -1.260257471927824E-8 1.291626354747898E-8 -1.525715417144395E-10
i -1.191995694761281E-16 1.112355073444241E-15 -2.779179128286172E-14 1.527032357896073E-10 -1.525715417144395E-10 1.911340889195259E-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 13.27   n/a E2021B10  

11948 Justinehénin           Discovered 1993 Aug. 18 by E. W. Elst at Caussols.
Justine Hénin (b. 1982) is a famous Belgian tennis player.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030910/MPCPages.arcLast Updated: 2003-10-02

[ 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-Nov-02 08:34 < 00:01 Jupiter 1.7439897470873 1.74398914387382 1.74399035030047 2.24318289869023 2.01507015154069 2447832.857149292 0.793764647089716 47.3598309369516 10.900690536422 86.901047518271 2300301.70749805 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2000-Sep-21 11:34 < 00:01 Jupiter 1.46887450161767 1.46887410939647 1.46887489383855 1.4027153273299 0.902394423373619 2451808.981883776 0.457951541096564 208.465049763208 86.0900156269841 -9.42541400429059 2030980.01596423 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2011-Sep-04 07:35 < 00:01 Jupiter 1.40795751891207 1.40795707486931 1.4079579629537 1.32150778096367 0.737013932902863 2455808.815929225 0.232677837332109 478.74846034978 159.964970758982 3.58379910179492 1497488.40183859 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2022-Jul-31 02:50 < 00:01 Jupiter 1.59705750764392 1.59705703860044 1.59705797668714 1.99878702131233 1.71301508341723 2459791.618257927 0.400574878658962 48.8668551601059 19.1151786493483 84.4826438113853 2214260.09254835 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2033-Jun-02 02:36 < 00:01 Jupiter 1.93666455858637 1.93666394383172 1.93666517334102 3.41215539035665 3.28147549332928 2463750.608335839 0.666612543783943 42.224629868825 18.887409617102 -66.5626819182431 2911245.18397738 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2120-Nov-06 06:46 00:02 Jupiter 1.85741981968504 1.85741822383594 1.85742141553319 2.59617869320668 2.41414617087257 2495683.781972367 2.36604525614827 65.0430804112091 30.306182203402 -61.9413585317191 1127988.70260735 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2131-Sep-24 04:17 00:03 Jupiter 1.54958125590872 1.54957981958193 1.54958269223138 1.57791429658196 1.18177236019301 2499657.678335609 2.58030606726514 191.941658218441 57.9190934058399 -20.8448335405476 1103888.83625715 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2142-Sep-02 17:22 00:03 Jupiter 1.4118577905313 1.41185728330288 1.41185829776181 1.28117319369099 0.664481232347275 2503654.223950477 2.74363159895398 589.856300579151 210.729052239603 -9.55320819065151 1772123.09204566 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2153-Aug-09 16:04 00:03 Jupiter 1.51805361505887 1.51805231460346 1.51805491551748 1.71638842931069 1.35279598113164 2507648.169310156 3.27400705646075 219.003576245438 44.4422320763584 63.4643363604456 1994255.75517516 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03
2164-Jun-16 20:02 00:04 Jupiter 1.82140286617612 1.82140049106503 1.82140524129062 2.94917265836456 2.78703109225003 2511612.334904308 3.76595552195737 180.237580672622 14.8884983063302 -64.5729475033598 2458742.07804775 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 23:03:04 2021-Apr-12 23:03

Alternate Designations
 1993 QQ4 = 1973 AE3 = 1991 EJ8 = 1997 GW24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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