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JPL Small-Body Database Browser
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442543 (2011 YV31)
Classification: Main-belt Asteroid          SPK-ID: 2442543
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06557810105885335 7.1696e-08  
a 3.109345632229747 5.1604e-08 au
q 2.905440650132481 2.0017e-07 au
i 7.884369615062497 7.0898e-06 deg
node 290.9458024051012 4.8599e-05 deg
peri 198.2705039230829 7.614e-05 deg
M 96.14419945378859 5.7039e-05 deg
tp 2458065.661681759467
(2017-Nov-08.16168176)
0.00031565 TDB
period 2002.635579270039
5.48
4.9855e-05
1.365e-07
d
yr
n .1797631100368346 4.4751e-09 deg/d
Q 3.313250614327014 5.4988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      7200 days (19.71 yr)  
   first obs. used      1999-10-14  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:45  

Additional Information
 Earth MOID = 1.92222 au 
 Jupiter MOID = 1.7688 au 
 T_jup = 3.202 
[ 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 15.7   n/a MPO437721  

442543 (2011 YV31)          Discovered 2006-Nov-23 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ 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
1939-Jan-29 08:07 00:06 Jupiter 1.79220753495797 1.79220602831463 1.79220904164756 2.84422629772538 2.67290012385575 2429292.838326395 5.91430560323862 575.552983406682 36.4627231342582 82.6302378222893 1951152.07273925 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
1949-Feb-15 04:12 00:05 Jupiter 1.8953273980471 1.89532578170163 1.89532901440366 3.61137130991035 3.48542708970845 2432962.674993409 4.75587679850371 276.640887690607 30.0473458835563 75.4026926361807 1810319.33202581 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
2010-Feb-07 12:06 < 00:01 Jupiter 1.77727013352471 1.77726928663864 1.77727098041068 2.85535830818975 2.68326267062242 2455235.004417758 0.676151225951984 198.014534583348 33.4961222044008 87.2169613496609 1770831.9213352 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
2020-Feb-28 22:11 < 00:01 Jupiter 1.93010937550272 1.93010849405687 1.9301102569488 3.68665355708815 3.56563047023839 2458908.424322008 0.443911315765515 99.8517052219987 33.1284647143147 77.8741185795689 1882861.79259499 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
2071-Mar-16 15:36 00:04 Jupiter 1.9802934455412 1.98029219945703 1.98029469162795 3.46355671771175 3.33777974408829 2477552.150049018 4.12224296619851 180.586766606121 34.6289075974204 82.1571561711366 1685356.44209248 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
2081-Feb-16 22:16 00:05 Jupiter 1.77044257470369 1.77044188594516 1.77044326346333 2.88976189676358 2.71916816029645 2481177.427930400 4.84043161066516 367.483764276312 29.2136843878342 86.7524931077946 1947050.99888138 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
2091-Mar-13 22:34 00:05 Jupiter 1.96875495137666 1.96875219584087 1.96875770692744 3.77502147725589 3.65927889073146 2484854.440622685 5.14049408661235 320.329975239533 33.9685060706732 67.2931150445364 1724690.64389531 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
2142-Mar-30 07:19 00:10 Jupiter 1.95203886369683 1.95203645058216 1.95204127683492 3.27078176880992 3.13531174193914 2503497.804911184 9.53517559582135 396.447650830198 34.2672081355436 81.772269019255 1597151.32780065 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43
2152-Feb-29 22:16 00:10 Jupiter 1.77026268618858 1.77026196207613 1.77026341030988 2.9414787490483 2.77404968650055 2507121.427712616 10.0884034456175 540.765897605729 28.7345750617422 86.1034844816691 1770132.21729749 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:43:46 2019-Sep-24 07:43

Alternate Designations
 2011 YV31 = 2007 DM44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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