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123915 (2001 DK95)
Classification: Main-belt Asteroid          SPK-ID: 2123915
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678017190995904 4.0815e-08  
a 3.135317627627308 2.3074e-08 au
q 2.609205939788197 1.2288e-07 au
i 8.951573053564832 3.7085e-06 deg
node 257.524419066005 3.6114e-05 deg
peri 333.1952548543667 3.9151e-05 deg
M 106.9428694295333 1.6291e-05 deg
tp 2458398.120650652811
(2018-Oct-06.62065065)
9.024e-05 TDB
period 2027.77956979992
5.55
2.2385e-05
6.129e-08
d
yr
n .1775340896819081 1.9599e-09 deg/d
Q 3.66142931546642 2.6946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      7228 days (19.79 yr)  
   first obs. used      2001-01-31  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52137  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:49:00  

Additional Information
 Earth MOID = 1.60195 au 
 Jupiter MOID = 1.39314 au 
 T_jup = 3.171 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457414.5 (2016-Jan-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1670518552374031 4.0767e-08  
q 2.613160059980985 1.2256e-07 au
tp 2458401.148305702272
(2018-Oct-09.64830570)
9.0863e-05 TDB
node 257.5498029295022 3.6141e-05 deg
peri 333.8054695607289 3.9235e-05 deg
i 8.945448413507215 3.7075e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      7228 days (19.79 yr)  
   first obs. used      2001-01-31  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52137  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:49:00  

Additional Information
 Jupiter MOID = 1.39314 au 
 T_jup = 3.171 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.661965802135765E-15 -4.941412280561977E-15 -8.503745246980129E-13 1.459985912464851E-14 -2.31672676790844E-13 1.260142307852479E-15
q -4.941412280561977E-15 1.50206107446661E-14 2.961066359106085E-12 -4.366957054058895E-14 7.290481371785022E-13 -3.491995319569924E-15
tp -8.503745246980129E-13 2.961066359106085E-12 8.256101819940031E-9 -1.928904926888141E-11 1.42923343881688E-9 -1.511449380320803E-12
node 1.459985912464851E-14 -4.366957054058895E-14 -1.928904926888141E-11 1.306152340117045E-9 -1.294039109426528E-9 -1.467851545551661E-11
peri -2.31672676790844E-13 7.290481371785022E-13 1.42923343881688E-9 -1.294039109426528E-9 1.539380097601685E-9 1.418186934879364E-11
i 1.260142307852479E-15 -3.491995319569924E-15 -1.511449380320803E-12 -1.467851545551661E-11 1.418186934879364E-11 1.374551481031037E-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 14.2   n/a MPO453712  

123915 (2001 DK95)          Discovered 2001-Feb-18 by NEAT at Haleakala
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
1966-Aug-08 14:02 00:02 Jupiter 1.93333655226136 1.93333469882241 1.93333840570053 3.42406106915967 3.29362497492581 2439346.084703647 2.05734533094451 114.786348114051 66.1454946312646 -56.4853795807013 1583412.06743711 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
1977-Jan-29 02:39 00:02 Jupiter 1.44175699303309 1.44175624547545 1.44175774059581 2.57197971346189 2.33240072171903 2443172.610383039 1.51522165908853 228.554053155177 29.6705427787565 88.3421952528247 2808654.14967274 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
1987-Jun-21 21:19 00:01 Jupiter 1.61320608086085 1.61320528817134 1.61320687355146 1.50858042391397 1.10711524027414 2446968.388188195 1.2966789699224 234.48320954484 122.745073398589 14.8348166906991 1288040.68727159 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
2061-May-31 03:50 00:02 Jupiter 1.86276865238171 1.86276728079445 1.86277002396907 3.21706506152412 3.07247203543291 2473975.659903456 1.67127232602325 108.199906501965 58.9252855096428 -74.9433775455273 2073362.36539422 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
2071-Nov-26 11:35 00:02 Jupiter 1.41394942418091 1.41394899529762 1.41394985306509 2.55381265371453 2.30735011820678 2477806.982971414 2.01945911635548 292.549522256073 23.6656219423994 -88.0534356109132 2783636.91268555 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
2082-Apr-17 14:48 00:03 Jupiter 1.6564328518455 1.65643087934997 1.65643482434291 1.64644135178224 1.29925455207583 2481602.116971333 3.19709600099083 179.061906149811 95.1376332357394 44.6985567267136 1392387.61065469 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
2156-Apr-02 11:21 00:05 Jupiter 1.81348976218659 1.81348535855103 1.81349416582359 3.06856402464895 2.91237870946249 2508614.972753956 5.48263502430024 241.831529132015 91.2221049061268 -35.6426643793474 1035983.33819576 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
2166-Sep-30 13:33 00:06 Jupiter 1.40225359905623 1.40225313112651 1.40225406701177 2.55765718921996 2.30944209864731 2512448.064553421 5.5441175089881 770.252171298415 23.9466555088607 -88.4097098473896 2741391.54176935 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
2177-Feb-15 04:36 00:08 Jupiter 1.70869809952356 1.70869336548971 1.7087028335513 1.82175472965326 1.52557067012516 2516238.691668598 7.72486601689002 175.031004504656 65.9046131335874 29.8835899020371 838429.928980335 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:49:02 2020-Dec-17 22:49
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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