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26244 (1998 QB43)
Classification: Main-belt Asteroid          SPK-ID: 2026244
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2391191031358803 3.6464e-08  
a 2.741949045739621 1.371e-08 au
q 2.08629664907808 9.9162e-08 au
i 7.701443291161032 4.7748e-06 deg
node 217.7258252624073 3.0178e-05 deg
peri 250.7665445721716 3.1722e-05 deg
M 230.1036924093009 1.2535e-05 deg
tp 2459798.886520783834
(2022-Aug-07.38652078)
6.0161e-05 TDB
period 1658.393155877548
4.54
1.2439e-05
3.406e-08
d
yr
n .2170775963010436 1.6282e-09 deg/d
Q 3.397601442401163 1.6989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      9005 days (24.65 yr)  
   first obs. used      1996-03-22  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5554  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:14:43  

Additional Information
 Earth MOID = 1.11767 au 
 Jupiter MOID = 1.8395 au 
 T_jup = 3.295 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457034.5 (2015-Jan-12.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2395079683126471 3.6518e-08  
q 2.083123478068142 9.964e-08 au
tp 2456477.319805005043
(2013-Jul-03.81980501)
4.8903e-05 TDB
node 218.262417146547 2.9968e-05 deg
peri 249.1651037766007 3.1577e-05 deg
i 7.731727266668677 4.7932e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      9005 days (24.65 yr)  
   first obs. used      1996-03-22  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5554  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:14:43  

Additional Information
 Jupiter MOID = 1.8395 au 
 T_jup = 3.295 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.333591205007847E-15 -3.620459643665235E-15 -5.956172459805299E-14 -6.563433909717793E-16 -3.296521773370169E-14 -1.07139127649215E-16
q -3.620459643665235E-15 9.928222275893414E-15 3.139562597147836E-13 2.554128918019759E-15 1.239733897363036E-13 6.745205079259655E-16
tp -5.956172459805299E-14 3.139562597147836E-13 2.39154546402804E-9 1.506313621776211E-12 5.029923797211894E-10 1.074863356673267E-12
node -6.563433909717793E-16 2.554128918019759E-15 1.506313621776211E-12 8.981059409767172E-10 -8.891110721893598E-10 9.335836100810862E-12
peri -3.296521773370169E-14 1.239733897363036E-13 5.029923797211894E-10 -8.891110721893598E-10 9.97118470911682E-10 -8.999752337724251E-12
i -1.07139127649215E-16 6.745205079259655E-16 1.074863356673267E-12 9.335836100810862E-12 -8.999752337724251E-12 2.297501637739332E-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 14.19   n/a MPCxxxxx  

26244 (1998 QB43)          Discovered 1998-Aug-19 by LINEAR at Socorro
Reference: 20010705/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
1903-Feb-03 21:46 00:02 Jupiter 1.96344882196297 1.96344758959863 1.96345005432518 1.80237276911319 1.54458961631599 2416149.407268976 2.48029788789153 196.572837838203 56.7667666354789 -38.2550501484632 890613.955065454 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:48 2021-Apr-13 05:14
1924-Oct-09 09:34 00:02 Jupiter 1.99029542887132 1.9902944075909 1.99029645015252 2.18273181467147 1.97817229493172 2424067.898545958 1.88373293716194 146.801321119401 24.9560160244576 85.2024204617388 1145332.75811641 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:48 2021-Apr-13 05:14
1961-Sep-04 13:45 00:01 Jupiter 1.84845621152179 1.84845570774468 1.84845671540072 1.04147043397847 0.410116911440255 2437547.073065785 1.17162946203154 2842.36957633926 525.646016294571 35.8449684169341 4544375.32524326 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:48 2021-Apr-13 05:14
2020-Apr-13 01:52 < 00:01 Jupiter 1.87195399538234 1.87195357063465 1.87195442013141 1.4589415017895 1.10614171147255 2458952.577982743 0.220593996555384 304.747454710047 67.5478164775904 58.5923652186242 3025952.27937136 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:48 2021-Apr-13 05:14
2057-Mar-19 13:34 < 00:01 Jupiter 1.92411308754585 1.92411258134436 1.92411359374668 1.60392926786301 1.30083052883841 2472442.065221084 0.965636235976229 115.969500069508 78.3798487684967 -3.32215747257356 1269958.7948288 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:48 2021-Apr-13 05:14
2115-Oct-21 01:48 00:02 Jupiter 1.84341111782896 1.84341068312139 1.84341155274317 0.994178774371454 0.263473808654334 2493840.574700237 2.2043833862419 10214.7180491177 1260.9190597906 22.1375071196481 4361944.4806879 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:48 2021-Apr-13 05:14
2174-May-28 10:23 00:03 Jupiter 1.903938961139 1.90393769906371 1.90394022321656 1.50663371713807 1.17481364694804 2515244.932696988 3.39452391142166 451.976180432522 100.145521764219 37.8569249966027 1086884.71021088 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:48 2021-Apr-13 05:14

Alternate Designations
 1998 QB43 = 1996 FS15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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