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541262 (2011 DQ40)
Classification: Main-belt Asteroid          SPK-ID: 2541262
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08735729388149281 1.1104e-07  
a 3.061777654254271 7.9649e-08 au
q 2.794309043911793 3.8411e-07 au
i 15.55377770232326 9.1155e-06 deg
node 347.2974942956114 2.6952e-05 deg
peri 228.8946990739354 0.0001024 deg
M 295.1781878124837 0.00011583 deg
tp 2459748.852670979750
(2022-Jun-18.35267098)
0.00063901 TDB
period 1956.856145671572
5.36
7.6358e-05
2.091e-07
d
yr
n .1839685562969432 7.1786e-09 deg/d
Q 3.329246264596749 8.6606e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      4489 days (12.29 yr)  
   first obs. used      2008-11-01  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49219  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:39  

Additional Information
 Earth MOID = 1.81705 au 
 Jupiter MOID = 1.72125 au 
 T_jup = 3.172 
[ 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 16.69   .25755 MPCxxxxx autocmod 2.8

541262 (2011 DQ40)          Discovered 2011-Feb-25 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

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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
1928-May-18 10:24 00:10 Jupiter 1.79224453548299 1.79224094926991 1.79224812723881 4.15775489390471 4.04248897543201 2425384.933229832 10.3672642468897 5597.51494258931 81.3715643469525 88.0485342460132 1154407.77589365 T 7 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:40 2021-Apr-14 20:22
1987-Jan-03 18:57 00:03 Jupiter 1.7412618539563 1.74126020513016 1.74126350300911 4.73447133538143 4.63058692508627 2446799.289664350 3.14513895551036 1233.71766667747 41.4960361221668 87.0532388507936 1236127.80185449 T 7 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:40 2021-Apr-14 20:22
2045-Aug-28 09:38 00:03 Jupiter 1.86107944603795 1.86107791011941 1.86108098200769 5.0591360597892 4.96836079991554 2468220.901488359 3.2672344898384 646.113438002915 44.5164778416884 84.6280042895399 1534609.43219859 T 7 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:40 2021-Apr-14 20:22
2094-Jul-11 16:37 00:09 Jupiter 1.82371244730163 1.82370827455137 1.82371662821207 3.95813765677053 3.83900436519864 2486070.192330515 9.35741819804058 6631.92738697828 73.8449651489153 88.0588952397811 1328014.56377966 T 7 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:40 2021-Apr-14 20:22
2153-Feb-22 08:16 00:15 Jupiter 1.7534648847537 1.75346346434988 1.7534663051619 4.65923341630537 4.55437626250885 2507479.844475715 14.8076453544983 1279.66639002057 75.7723580969357 -89.7898690337839 938895.647954536 T 7 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:40 2021-Apr-14 20:22

Alternate Designations
 2011 DQ40 = 2016 BP74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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