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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2729047825561003 4.3538e-07  
a 2.545991297624002 4.2856e-08 au
q 1.8511780961562 1.1309e-06 au
i 3.633403393272054 7.9381e-06 deg
node 247.878611848764 0.00024127 deg
peri 42.77534062808378 0.00037836 deg
M 78.35869074033427 0.00013569 deg
tp 2458677.525325389892
(2019-Jul-13.02532539)
0.00055859 TDB
period 1483.828810322244
4.06
3.7465e-05
1.026e-07
d
yr
n .2426155884665823 6.1258e-09 deg/d
Q 3.240804499091804 5.4551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5866 days (16.06 yr)  
   first obs. used      2003-10-03  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:47:38  

Additional Information
 Earth MOID = .836943 au 
 Jupiter MOID = 1.96372 au 
 T_jup = 3.387 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456904.5 (2014-Sep-04.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2724902815341856 4.3103e-07  
q 1.852282863600434 1.1164e-06 au
tp 2457194.459736726440
(2015-Jun-20.95973673)
0.00056636 TDB
node 247.8895354321577 0.00024135 deg
peri 42.96324882202812 0.00037951 deg
i 3.632072125544506 7.9298e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5866 days (16.06 yr)  
   first obs. used      2003-10-03  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:47:38  

Additional Information
 Jupiter MOID = 1.96372 au 
 T_jup = 3.387 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.857898939281146E-13 -4.810699485898339E-13 -1.385088507661808E-10 1.324801850091625E-11 -8.213117991355102E-11 -1.197819469750578E-13
q -4.810699485898339E-13 1.246256401961233E-12 3.498046115847867E-10 -3.380335141479531E-11 2.083227161961679E-10 3.474235603331518E-13
tp -1.385088507661808E-10 3.498046115847867E-10 3.20763444888054E-7 -2.173866997466016E-8 1.66802832752115E-7 -7.916536041560094E-10
node 1.324801850091625E-11 -3.380335141479531E-11 -2.173866997466016E-8 5.825093384248184E-8 -6.816996462125242E-8 1.434217282342272E-9
peri -8.213117991355102E-11 2.083227161961679E-10 1.66802832752115E-7 -6.816996462125242E-8 1.440291213808844E-7 -1.766918356185015E-9
i -1.197819469750578E-13 3.474235603331518E-13 -7.916536041560094E-10 1.434217282342272E-9 -1.766918356185015E-9 6.288209870777264E-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 17.9   n/a MPO283202  

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 08:28 00:06 Jupiter 1.98920368285661 1.98920120539345 1.98920616036194 1.46679819649799 1.14012159671233 2417732.852621418 6.14691868676881 1369.36105469473 85.6365045908505 -51.6811885858173 1140738.95137448 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 08:47:38 2020-Nov-12 08:47
2025-Mar-27 16:22 00:06 Jupiter 1.97257201458647 1.97256279423175 1.97258123481358 1.73800536931271 1.47032736821584 2460762.181899559 5.78455369448572 619.347021056198 137.240010513987 -21.6371026038523 169027.067973156 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 08:47:38 2020-Nov-12 08:47
2037-Sep-02 04:03 00:06 Jupiter 1.95513030198092 1.95512631120326 1.95513429285062 1.47281901317588 1.14137390806637 2465303.668492419 6.44413871970878 1562.06331981078 97.192489696568 -45.5992608248604 934137.484295123 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 08:47:38 2020-Nov-12 08:47
2167-Dec-02 02:20 00:18 Jupiter 1.95422557952693 1.95421796129607 1.95423319765847 1.55773705920509 1.2488723568292 2512875.597228647 17.7711465152314 1470.98670141097 309.592756053156 -26.770296539129 215602.865083839 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 08:47:38 2020-Nov-12 08:47
2180-May-08 20:37 00:19 Jupiter 1.98716912303896 1.9871632472307 1.98717499885671 1.37771336692387 1.02254706396658 2517417.359171260 19.1080725100028 2533.04580120691 188.161179359821 -55.786390632439 426266.000997629 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 08:47:38 2020-Nov-12 08:47
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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