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181128 (2005 QA127)
Classification: Main-belt Asteroid          SPK-ID: 2181128
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862315875828787 6.2652e-08  
a 3.151653136251148 3.4637e-08 au
q 2.564715769176538 2.0696e-07 au
i .09130338349739475 6.3276e-06 deg
node 251.1795882872377 0.0063079 deg
peri 152.113910647157 0.006308 deg
M 222.0652006114737 3.2453e-05 deg
tp 2459983.528184914368
(2023-Feb-08.02818491)
0.0001924 TDB
period 2043.647780101971
5.60
3.369e-05
9.224e-08
d
yr
n .1761555995632658 2.904e-09 deg/d
Q 3.738590503325757 4.1088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      9366 days (25.64 yr)  
   first obs. used      1994-09-28  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:19  

Additional Information
 Earth MOID = 1.57266 au 
 Jupiter MOID = 1.67144 au 
 T_jup = 3.180 
[ 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 16.18   n/a E2021B55  

181128 (2005 QA127)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ 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
1936-Nov-18 08:09 00:04 Jupiter 1.81587182046664 1.8158700912753 1.81587354965549 2.35205221870879 2.14458378625733 2428490.839616332 4.42516954843209 97.8162437110186 12.968508825446 -87.6716355313113 622910.907897381 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
1947-Jul-16 14:58 00:04 Jupiter 1.7070727476018 1.70707217816287 1.70707331703995 1.67333698339776 1.34450298511095 2432383.123544411 3.58315770816775 147.369156471959 72.7351716468213 82.1930849983219 1504368.82932712 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
1958-Mar-21 23:44 00:03 Jupiter 1.79427811035035 1.79427690554935 1.79427931515257 1.843002300548 1.56605239581015 2436284.489168440 2.85980172701051 172.633968851398 37.8150770163149 -79.3082636182632 1342184.98687924 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
2043-Nov-09 16:36 00:02 Jupiter 1.81372558287482 1.81372477043729 1.81372639531183 2.39614205670837 2.19259727067704 2467563.191978483 1.59290765815974 89.5936664002298 15.2491877659787 -86.5054001972064 1422672.84565593 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
2054-Jul-05 10:16 00:02 Jupiter 1.69983259855464 1.69983204112922 1.69983315597948 1.68210073432115 1.35383443312782 2471453.927599093 2.24777027569001 140.482704627458 72.4631343457745 87.8051821630141 1557766.98758069 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
2065-Mar-08 19:35 00:03 Jupiter 1.78532124670318 1.78532023604348 1.78532225736349 1.82314459383549 1.54109770898323 2475353.316312684 2.96496320681531 153.478022518869 39.8688435272948 -87.0158626919668 1393810.00183225 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
2150-Nov-03 09:01 00:08 Jupiter 1.80751321792032 1.80751107662654 1.80751535921072 2.437743631575 2.23726839532058 2506637.875662119 7.60229983828085 104.188315153192 15.4911082664665 -88.1792281318205 561618.919939055 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
2161-Jun-28 05:59 00:08 Jupiter 1.68771962118556 1.68771903599209 1.68772020637816 1.6832989479148 1.35268157746116 2510527.749427332 8.05241794105145 202.567171370907 108.366207705851 58.2739506486722 1099476.69301016 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29
2172-Mar-02 19:03 00:09 Jupiter 1.7687014059486 1.76869904050987 1.7687037714001 1.78722069712123 1.49544894129602 2514428.293467104 8.73779762400082 347.70748901371 47.2919460287295 -82.2767306469789 1252910.27794108 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:20 2021-Apr-13 21:29

Alternate Designations
 2005 QA127 = 1994 SA4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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