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85029 (2755 P-L)
Classification: Outer Main-belt Asteroid          SPK-ID: 2085029
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1427117134162786 5.1765e-08  
a 3.229513090493099 2.3587e-08 au
q 2.768623743848527 1.7203e-07 au
i 5.455675034264044 5.443e-06 deg
node 29.50719890438771 5.4264e-05 deg
peri 342.5989584189659 5.6667e-05 deg
M 79.43193713369662 1.7381e-05 deg
tp 2458532.768462401690
(2019-Feb-18.26846240)
0.00010065 TDB
period 2119.844480841196
5.80
2.3224e-05
6.358e-08
d
yr
n .1698237787034004 1.8605e-09 deg/d
Q 3.69040243713767 2.6954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      21944 days (60.08 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56662  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:02:21  

Additional Information
 Earth MOID = 1.76965 au 
 Jupiter MOID = 1.7728 au 
 T_jup = 3.164 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456726.5 (2014-Mar-10.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1358848711488797 5.0676e-08  
q 2.794100009554985 1.6618e-07 au
tp 2456399.055537416610
(2013-Apr-16.55553742)
0.00010448 TDB
node 29.96273586719092 5.4594e-05 deg
peri 340.6424000057016 5.7368e-05 deg
i 5.437937500734144 5.4144e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      21944 days (60.08 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56662  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:02:21  

Additional Information
 Jupiter MOID = 1.7728 au 
 T_jup = 3.164 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.568076340578857E-15 -8.358841739736472E-15 -4.841598288308277E-13 9.157841014886551E-15 -1.529171053731729E-13 6.198421938149277E-16
q -8.358841739736472E-15 2.76170009497081E-14 1.725326112373829E-12 -2.548228538046328E-14 5.285297099112811E-13 -1.498319128219003E-15
tp -4.841598288308277E-13 1.725326112373829E-12 1.091556188228945E-8 3.679411662443062E-12 1.87856118516261E-9 7.972803652827683E-13
node 9.157841014886551E-15 -2.548228538046328E-14 3.679411662443062E-12 2.980494738987444E-9 -2.966023658128417E-9 -7.012006830114729E-11
peri -1.529171053731729E-13 5.285297099112811E-13 1.87856118516261E-9 -2.966023658128417E-9 3.291041400959107E-9 6.98036339525966E-11
i 6.198421938149277E-16 -1.498319128219003E-15 7.972803652827683E-13 -7.012006830114729E-11 6.98036339525966E-11 2.931618372983291E-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 15.0   n/a MPO333523  

85029 (2755 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
1946-Oct-31 06:02 00:03 Jupiter 1.94942132122663 1.94942032331703 1.94942231913601 2.93313763288277 2.78106048997406 2432124.751363826 3.23588274031024 70.9460406117837 34.5091769194757 79.124282306682 1697697.79688433 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
1958-Mar-16 16:35 00:03 Jupiter 1.87407385616175 1.87407314079632 1.87407457152696 2.67817055020726 2.50372928222736 2436279.190915789 2.53822435309839 88.6605541478252 24.456280095655 88.7137374665582 2140395.86828642 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
1969-Aug-15 13:07 00:02 Jupiter 1.82181765358058 1.82181711078351 1.82181819637745 2.50857773837707 2.31583612601376 2440449.046627570 1.90655117586783 111.20226668202 18.5394789590507 88.3397977497926 2234412.1559998 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
1981-Jan-23 21:28 00:01 Jupiter 1.79619738330214 1.79619687956013 1.79619788704416 2.40796950203072 2.20344924466817 2444628.394703404 1.354339959573 113.11544966546 18.0918988672106 87.8954983190897 2175373.95365536 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
1992-Jul-04 09:50 < 00:01 Jupiter 1.79542300152435 1.79542248086612 1.79542352218259 2.37123904147885 2.16315493279835 2448807.910058354 0.876899525813812 92.5965857046508 18.3262898339838 89.4878661783432 2235435.86812406 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
2003-Dec-04 23:05 < 00:01 Jupiter 1.82425292831505 1.82425239858947 1.82425345804053 2.41747352626879 2.2171049278285 2452978.461615127 0.467980902037933 69.6535284352242 15.5645429259254 -86.5925091409004 2363243.71374799 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
2015-Apr-20 22:24 < 00:01 Jupiter 1.87684819809217 1.87684768071684 1.87684871546729 2.57647586233092 2.39491688468172 2457133.433383753 0.267130483083877 56.2527910583644 13.4582219291069 -83.5557520124067 2525792.84075723 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
2026-Aug-13 04:32 < 00:01 Jupiter 1.95158275588306 1.9515822499149 1.95158326185111 2.91765274213748 2.76489801633701 2461265.689093041 0.532947987567399 50.5499080538985 15.6029008529698 -81.3169099004499 2858002.6912287 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
2160-Dec-13 06:46 00:03 Jupiter 1.92497657581308 1.9249756686367 1.92497748298946 2.77515650267875 2.61179239463956 2510330.782105856 3.08856602482598 75.4177815614739 19.4841772639872 73.2183941534754 1755885.60740828 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
2172-Apr-26 01:02 00:03 Jupiter 1.85862295487291 1.85862213205285 1.85862377769287 2.56879724944564 2.38479928288732 2514482.543307891 3.21501400861812 77.9177596262347 19.7327858050129 78.3070107876982 1827353.2725432 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
2183-Sep-24 12:16 00:03 Jupiter 1.81897134194193 1.81897067666583 1.81897200721782 2.47532239555102 2.27945182210046 2518651.010767041 3.43194442359957 95.6179956501028 20.1092488686554 87.3153439183467 2076529.59104732 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02
2195-Mar-05 23:05 00:04 Jupiter 1.80336474227864 1.80336422542365 1.80336525913353 2.4497714241404 2.24988886088864 2522831.462070590 3.79857107553492 160.055900754402 17.4713451157117 89.2272845372774 2251367.14195296 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:02:22 2020-Nov-12 21:02

Alternate Designations
 2755 P-L = 2001 ST61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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