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212337 (2005 SD273)
Classification: Outer Main-belt Asteroid          SPK-ID: 2212337
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1571897335380089 6.162e-08  
a 3.984351892046235 5.9172e-08 au
q 3.358052679813826 2.4176e-07 au
i .8610847192202318 6.3896e-06 deg
node 39.12075718944733 0.00047827 deg
peri 253.6225347551706 0.00047903 deg
M 32.04035089657631 2.5043e-05 deg
tp 2458741.958823146242
(2019-Sep-15.45882315)		 0.00020237 TDB
period 2904.925229058544
7.95		 6.4712e-05
1.772e-07		 d
yr
n .123927458235017 2.7607e-09 deg/d
Q 4.610651104278643 6.8473e-08 au
   Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6809 days (18.64 yr)  
   first obs. used      2002-03-16  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:25:24  

Additional Information
 Earth MOID = 2.34205 au 
 Jupiter MOID = .595546 au 
 T_jup = 3.034 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457840.5 (2017-Mar-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162641858471316 6.0504e-08  
q 3.333601206372483 2.4322e-07 au
tp 2458753.271698019060
(2019-Sep-26.77169802)		 0.00019663 TDB
node 39.28660818265841 0.00046971 deg
peri 255.7690730022924 0.00047037 deg
i .8753713494435819 6.4403e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6809 days (18.64 yr)  
   first obs. used      2002-03-16  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:25:24  

Additional Information
 Jupiter MOID = .595546 au 
 T_jup = 3.034 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.660723317211091E-15 -1.441197404510156E-14 7.042671883957656E-12 1.920501270785818E-16 7.626477566815371E-13 -3.521102444694373E-16
q -1.441197404510156E-14 5.915739513133814E-14 -2.978862408992497E-11 -4.515183275802067E-14 -3.321223302805446E-12 2.167018931009038E-15
tp 7.042671883957656E-12 -2.978862408992497E-11 3.866366392909278E-8 -2.897728883716005E-10 5.062637587086729E-9 1.133000948245036E-13
node 1.920501270785818E-16 -4.515183275802067E-14 -2.897728883716005E-10 2.20630064640431E-7 -2.206294115661641E-7 -1.556615834109113E-9
peri 7.626477566815371E-13 -3.321223302805446E-12 5.062637587086729E-9 -2.206294115661641E-7 2.212450664844774E-7 1.556373406300688E-9
i -3.521102444694373E-16 2.167018931009038E-15 1.133000948245036E-13 -1.556615834109113E-9 1.556373406300688E-9 4.147763298337874E-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 14.8   n/a MPO440125  

212337 (2005 SD273)          Discovered 2005-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ 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
1902-May-16 01:12 00:03 Jupiter 1.90876178629307 1.90876073417245 1.9087628384138 4.91018347552779 4.81896169702472 2415885.549808996 2.72305185139174 70.5567302558051 42.658794273203 -63.5612652236255 2288148.95705195 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
1925-Jun-17 20:58 00:03 Jupiter 1.97942217787739 1.97942125273049 1.9794231030243 5.02720451804254 4.94135175955742 2424319.373574505 3.24247283153956 67.7300046180403 43.5494789590022 -82.8590957896001 2701039.66089106 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
1948-Jul-02 16:05 00:03 Jupiter 1.97385856128043 1.97385795357107 1.97385916898978 4.7706152112952 4.67980011965024 2432735.169907422 3.44764122189209 75.658040062399 28.1993509056454 87.041070075955 3237379.19802358 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
1971-Aug-18 18:03 00:03 Jupiter 1.90977482479104 1.90977416556208 1.90977548402 4.30537939961739 4.20110135888332 2441182.252082857 3.08736213273706 80.9907340407104 28.4193059590127 -87.9001491001244 2433672.71029061 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
1995-Jan-05 10:31 00:02 Jupiter 1.84351658269509 1.84351590488721 1.84351726050287 3.95451551152972 3.83657041006402 2449722.938109612 1.91391329132265 77.7362773587394 28.9038303758732 -88.6892234886703 2547266.68733746 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2018-Oct-05 12:13 < 00:01 Jupiter 1.81511558960175 1.81511500333258 1.81511617587092 3.90126908891148 3.77976213507732 2458397.008837285 0.647631614229734 75.8919630508075 25.100003147504 87.6742251804 3058694.51985662 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2042-Nov-02 01:58 00:02 Jupiter 1.82934343954985 1.82934278530626 1.82934409379334 4.08865922989555 3.9738010002487 2467190.582075576 2.0028024476444 80.1632848712116 28.0805109690167 89.8938977452605 2490995.9141104 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2067-Jan-23 15:03 00:03 Jupiter 1.82432897486902 1.82432838914527 1.82432956059277 4.22412397428687 4.1127409437408 2476039.126894394 3.14414441002756 79.4174997361806 25.6715276312515 88.3296696455571 2777806.05243591 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2091-Mar-31 16:26 00:04 Jupiter 1.79527377286785 1.79527316748864 1.79527437824706 4.21163199982741 4.09807641996573 2484872.184772233 3.49570635679195 72.5078263425994 27.2228529633795 87.3436906612496 3110504.13614594 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2115-Mar-13 03:32 00:03 Jupiter 1.78644554812628 1.78644495737356 1.78644613887901 4.18434400362658 4.06945424460797 2493618.647195226 3.02915415674605 68.2058564918044 26.3243150689034 88.4781088781206 3093115.12802923 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2138-Oct-13 00:15 00:02 Jupiter 1.82725513273273 1.82725422185449 1.82725604361087 4.30596865280398 4.19693552383783 2502233.510576302 2.45421429375438 69.831312176775 41.0434056972704 88.5266245787002 2131874.88791113 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2162-Jan-14 09:46 00:03 Jupiter 1.91473639813645 1.91473520006045 1.91473759621234 4.548524430921 4.45020605115073 2510727.907105401 2.71842468260146 77.2125862260002 54.6339585560761 81.5471594131476 1785743.2609143 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
2185-Feb-04 00:59 00:03 Jupiter 1.97241037684395 1.97240945300443 1.97241130068358 4.6276398322884 4.53389236145279 2519149.540639181 3.27529424146425 87.979118461194 41.7323185314042 82.0558448894067 2467682.0378951 T 16 CATAB v2.0f-lin.ifort 2020-Dec-18 05:25:25 2020-Dec-18 05:25
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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