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JPL Small-Body Database Browser
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452101 (2014 QD161)
Classification: Main-belt Asteroid          SPK-ID: 2452101
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2180623550727062 1.09e-07  
a 3.133265286875432 1.2984e-07 au
q 2.450018079351817 3.4296e-07 au
i 16.88023243806475 1.048e-05 deg
node 344.6985818130062 3.0823e-05 deg
peri 325.579193166819 3.5483e-05 deg
M 305.7757395021441 2.9212e-05 deg
tp 2458905.630285104546
(2020-Feb-26.13028510)
0.00018039 TDB
period 2025.788855930642
5.55
0.00012592
3.448e-07
d
yr
n .1777085499044356 1.1047e-08 deg/d
Q 3.816512494399048 1.5816e-07 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      4040 days (11.06 yr)  
   first obs. used      2007-02-25  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61844  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:06:22  

Additional Information
 Earth MOID = 1.4548 au 
 Jupiter MOID = 1.62503 au 
 T_jup = 3.110 
[ 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 15.5   n/a MPO437750  

452101 (2014 QD161)          Discovered 2007-Feb-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-11-30

[ 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
1956-Nov-05 04:44 00:11 Jupiter 1.84791753522735 1.8479085777797 1.84792649310105 4.379615549063 4.27367528189858 2435782.697222900 11.042343436676 1562.7609795549 138.542779976019 74.4877471441826 946387.708420914 T 18 CATAB v2.0e-lin.ifort 2019-Jul-14 16:06:24 2019-Jul-14 16:06
1967-Jun-18 02:05 00:09 Jupiter 1.65998800803984 1.65998564576162 1.6599903703608 3.84573366305444 3.71068066258387 2439659.587148866 8.69434940124044 613.418931374817 86.785916701035 80.2592251584622 1306150.56243077 T 18 CATAB v2.0e-lin.ifort 2019-Jul-14 16:06:24 2019-Jul-14 16:06
2051-Mar-10 14:08 00:06 Jupiter 1.65656675157239 1.65656482085668 1.65656868230204 4.21238756377067 4.08920345772601 2470241.089009392 6.46254068767328 415.774812374657 72.5523596330694 82.0100694228724 1215984.80296515 T 18 CATAB v2.0e-lin.ifort 2019-Jul-14 16:06:24 2019-Jul-14 16:06
2061-Sep-28 12:25 00:11 Jupiter 1.81167810459938 1.81167101994802 1.8116852612023 3.33350982305508 3.19017526000037 2474096.017657924 11.4090869559819 19236.4955338236 98.930742989895 88.7566788853712 1078174.37367314 T 18 CATAB v2.0e-lin.ifort 2019-Jul-14 16:06:24 2019-Jul-14 16:06
2134-Dec-05 15:55 00:23 Jupiter 1.8855271138245 1.88550938212549 1.88554484655029 4.35900999092996 4.25470583113095 2500826.163029807 22.5094386030425 2428.01367321484 162.528690224161 69.0790990521683 1028540.33240799 T 18 CATAB v2.0e-lin.ifort 2019-Jul-14 16:06:24 2019-Jul-14 16:06
2145-Jul-21 12:33 00:24 Jupiter 1.62598442169724 1.62597913201257 1.62598971145336 4.04139451901758 3.91037230499027 2504707.022792649 23.8771231681513 691.653213871795 153.95500058526 -68.3904203846709 1162075.12079692 T 18 CATAB v2.0e-lin.ifort 2019-Jul-14 16:06:24 2019-Jul-14 16:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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