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8755 Querquedula (4586 P-L)
Classification: Outer Main-belt Asteroid          SPK-ID: 2008755
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410325544307401 3.6051e-08  
a 3.219137845307781 1.6842e-08 au
q 2.765134611919356 1.1817e-07 au
i 1.385502447380467 3.6479e-06 deg
node 65.44790426352026 0.00018667 deg
peri 335.1239479368832 0.00018724 deg
M 64.45885247563888 1.5347e-05 deg
tp 2458622.764452721160
(2019-May-19.26445272)
8.893e-05 TDB
period 2109.637261565827
5.78
1.6555e-05
4.533e-08
d
yr
n .1706454500774217 1.3391e-09 deg/d
Q 3.673141078696205 1.9217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2048  
   data-arc span      21680 days (59.36 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:02:39  

Additional Information
 Earth MOID = 1.77339 au 
 Jupiter MOID = 1.73459 au 
 T_jup = 3.173 
[ 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 13.1   n/a MPO458916  
diameter diameter 11.560 km 0.333 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

8755 Querquedula           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Named for anas querquedula, or garganey.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990202/MPCPages.arcLast Updated: 2010-06-11

[ 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
1900-Oct-05 05:15 00:05 Jupiter 1.95929335520959 1.95929261675631 1.95929409366264 3.10873893131437 2.96641826606231 2415297.719030175 4.5000039542962 45.6533504490798 19.6631980145333 -84.59992587947 1492511.92423339 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1912-Feb-17 00:24 00:04 Jupiter 1.91120620898364 1.91120567434386 1.91120674362353 2.78830427739222 2.62455061637169 2419449.516540779 3.78936264963307 59.9865767201998 10.6196820033636 -85.9830165411104 2495300.42191757 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1923-Jul-17 10:32 00:03 Jupiter 1.88248395548086 1.88248357409029 1.88248433687153 2.58965584259542 2.40965113537442 2423617.938713741 3.1194258926248 72.946506692085 6.93189415679009 -89.2362610215433 3547521.91658558 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1934-Dec-27 21:17 00:03 Jupiter 1.86628730939396 1.86628698461858 1.86628763416934 2.48002096162483 2.28971512966624 2427799.386713393 2.5259963274413 81.4582459781194 5.4784660293944 89.3144965649587 3803447.29115663 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1946-Jun-15 23:01 00:02 Jupiter 1.86418126872314 1.86418091591408 1.86418162153219 2.44571099123591 2.25228066248694 2431987.458840190 2.01382113196195 84.0602437030914 5.40785551297824 88.634637634652 3613499.71917651 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1957-Dec-05 06:19 00:02 Jupiter 1.87701663727646 1.87701624040276 1.87701703415026 2.48241954900283 2.29344431586669 2436177.763129268 1.57399049378002 79.0092754180763 6.58152424898774 88.1127470417904 3430218.58202412 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1969-May-21 10:18 00:01 Jupiter 1.90270945293384 1.90270902865819 1.90270987720961 2.58780815523955 2.40965102033033 2440362.929263188 1.19239225627982 67.5691323813316 8.63616811934527 87.3228683242042 3333710.2956177 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1980-Oct-25 21:06 < 00:01 Jupiter 1.94345737151099 1.94345694277112 1.94345780025086 2.77581667210924 2.61409497682527 2444538.379133274 0.853209324667337 53.322002260169 11.1859243174314 86.530152862818 3331163.07640143 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
1992-Mar-17 17:36 < 00:01 Jupiter 1.99762944806123 1.99762903420231 1.99762986192015 3.06487273343665 2.92325455777365 2448699.233036939 0.547026089568391 41.5594131598609 13.5092287602354 86.9059111070117 3484224.39170897 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2115-Sep-28 19:02 00:02 Jupiter 1.98907482470079 1.989074348784 1.9890753006177 3.68585248713885 3.56844976040616 2493818.293180586 1.86359570722342 53.3953567397004 15.6457654462568 80.5794615809095 3267958.26198465 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2127-Jan-11 02:24 00:02 Jupiter 1.91594746956834 1.91594703026607 1.91594790887062 3.15427359056332 3.01085710855746 2497940.600261660 2.01328269309668 46.0047499502011 12.4826254501395 84.7893151384459 2697481.53531675 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2138-May-16 06:37 00:02 Jupiter 1.86420359531668 1.86420321333802 1.86420397729524 2.77978751144694 2.61122488924078 2502083.775651802 2.17094366034091 45.0678960701971 8.4983196644068 88.0413084007123 2605142.25473317 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2149-Oct-07 06:40 00:02 Jupiter 1.83295546723421 1.8329551387955 1.83295579567282 2.54234189656032 2.35356904879953 2506245.777726382 2.36601417214521 48.8253383523199 7.11478003483304 86.7280836061101 2942903.95028237 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2161-Mar-15 06:08 00:03 Jupiter 1.82325773560825 1.8232574242381 1.8232580469784 2.42020579928906 2.21996965043808 2510422.755622897 2.62582247662043 58.8879317436991 7.11039159445067 83.8582811858666 3509904.99625626 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2172-Aug-30 03:33 00:03 Jupiter 1.83066290680926 1.83066253308393 1.8306632805348 2.38890147216272 2.18665904679188 2514608.648144855 2.97596752339927 79.9110866067215 6.51631859492735 82.7248701462059 3704878.64102231 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2184-Feb-16 20:18 00:03 Jupiter 1.85655957122969 1.85655903021436 1.85656011224629 2.4394896897552 2.24469268905064 2518796.346118602 3.42675807335119 114.865913799957 6.87228120196452 82.7000329900011 3528569.64792864 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03
2195-Aug-03 22:22 00:04 Jupiter 1.89597111244059 1.89597034545537 1.89597187942915 2.55906185648887 2.3780875310841 2522982.432046601 3.97948830023009 159.76417088413 8.62344219400525 82.5665219884083 3412256.02175455 T 31 CATAB v2.0f-lin.ifort 2020-Feb-22 19:02:56 2020-Feb-22 19:03

Alternate Designations
 4586 P-L = 1992 ET28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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