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442267 (2011 QD40)
Classification: Main-belt Asteroid          SPK-ID: 2442267
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2727984457306733 3.928e-07  
a 2.546530365770387 4.2817e-08 au
q 1.851840839982263 1.0261e-06 au
i 3.632900823801859 7.7919e-06 deg
node 247.8797224736728 0.00023654 deg
peri 42.81715185664495 0.00028568 deg
M 126.830413768367 7.5393e-05 deg
tp 2458677.571123863897
(2019-Jul-13.07112386)
0.00030734 TDB
period 1484.300096606244
4.06
3.7435e-05
1.025e-07
d
yr
n .242538554584155 6.117e-09 deg/d
Q 3.241219891558512 5.4498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      6275 days (17.18 yr)  
   first obs. used      2003-10-03  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4634  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:43:40  

Additional Information
 Earth MOID = .835669 au 
 Jupiter MOID = 1.96292 au 
 T_jup = 3.387 
[ 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 18.03   n/a MPCxxxxx  

442267 (2011 QD40)          Discovered 2007-Sep-03 by CSS at Catalina
Reference: Last Updated: 2015-09-02

[ 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
1907-Jun-06 08:29 00:05 Jupiter 1.98920452518697 1.98920259682979 1.98920645357932 1.46680004730261 1.1401241380353 2417732.853704750 5.46947834114212 1312.55527397932 83.93244633098 -51.4689129229035 1233782.61707134 T 20 CATAB v2.0f-lin.ifort 2021-Apr-14 14:43:41 2021-Apr-14 14:43
2025-Mar-27 16:20 00:03 Jupiter 1.97257540057216 1.97256984573585 1.97258095536205 1.73801828037384 1.47034313266636 2460762.180333499 3.10327777552844 453.751865190987 115.909632780939 -28.3144551173055 278039.908481763 T 20 CATAB v2.0f-lin.ifort 2021-Apr-14 14:43:41 2021-Apr-14 14:43
2037-Sep-02 04:00 00:03 Jupiter 1.95513132042128 1.95512799429746 1.95513464659732 1.47282481680682 1.14138159682741 2465303.666733651 3.48588290996662 1256.43842119132 86.6156527984937 -46.7873256993661 995606.565849167 T 20 CATAB v2.0f-lin.ifort 2021-Apr-14 14:43:41 2021-Apr-14 14:43
2167-Dec-02 02:14 00:11 Jupiter 1.95422834127878 1.95422367920716 1.95423300332806 1.55775057023316 1.24888970167427 2512875.592923057 10.9474434620457 945.745628766558 273.158134411862 -34.0025780426796 316175.26938106 T 20 CATAB v2.0f-lin.ifort 2021-Apr-14 14:43:41 2021-Apr-14 14:43
2180-May-08 20:31 00:12 Jupiter 1.98716773271799 1.98716279212595 1.98717267330009 1.37771713954028 1.02255185759603 2517417.354610196 11.9262408438728 1920.84639607025 144.629282508399 -53.4498986550141 529075.151368604 T 20 CATAB v2.0f-lin.ifort 2021-Apr-14 14:43:41 2021-Apr-14 14:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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