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249504 (2009 YB25)
Classification: Main-belt Asteroid          SPK-ID: 2249504
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09213057260312402 5.3439e-08  
a 3.114800748435365 4.1807e-08 au
q 2.827832371937375 1.7104e-07 au
i 6.391695101166123 5.6194e-06 deg
node 71.48111097375309 5.5841e-05 deg
peri 167.1993533512037 7.0135e-05 deg
M 211.0892061468257 4.8119e-05 deg
tp 2459831.053304633355
(2022-Sep-08.55330463)
0.00027933 TDB
period 2007.908103443597
5.50
4.0426e-05
1.107e-07
d
yr
n .1792910738208555 3.6097e-09 deg/d
Q 3.401769124933354 4.5659e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1997-11-25  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60798  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:03  

Additional Information
 Earth MOID = 1.81589 au 
 Jupiter MOID = 1.60287 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 15.6   n/a MPO454850  
diameter diameter 4.111 km 0.711 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249504 (2009 YB25)          Discovered 2009-Dec-20 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ 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
1903-Feb-02 21:33 00:07 Jupiter 1.98271092869097 1.98270751876307 1.98271433863014 3.50175394068599 3.37755417139809 2416148.397727060 6.69956398212234 303.126865927341 33.8804349059209 -64.8432918683037 1846091.6030419 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
1954-Sep-14 00:45 00:04 Jupiter 1.93781164571404 1.93780924561225 1.93781404581879 3.04670027021594 2.89968572937602 2434999.531303445 3.75388237449217 178.300489871642 27.376126080592 -58.3816764081384 1713691.26861717 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
1964-Oct-24 17:08 00:03 Jupiter 1.61968714065827 1.61968655126867 1.61968773004797 2.33414508496638 2.09817169910714 2438693.213921924 3.19668910392667 122.773251629034 19.3637924586318 -82.4155283363012 1710067.10102321 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
1974-Nov-18 14:16 00:03 Jupiter 1.85206685455983 1.85206538609064 1.85206832303165 2.92559806154589 2.76485910963194 2442370.094705583 2.52258993148 158.452712728797 26.3585753329352 -75.7325593440335 1865876.28256187 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
2036-Aug-10 01:33 00:01 Jupiter 1.67204284804141 1.67204234920589 1.67204334687722 2.4566924079854 2.24102180354612 2464915.564267562 1.33838345221315 98.7091815763881 12.5084801232591 -80.8620268933853 2044989.86777472 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
2046-Sep-08 16:10 00:02 Jupiter 1.73372883592268 1.73372798537985 1.73372968646768 2.54734054035951 2.34772935158439 2468597.173363808 2.09441978868254 164.364384759042 19.0697460493462 -82.7145974997186 1848106.26357827 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
2108-May-26 00:03 00:06 Jupiter 1.77738077885141 1.77737855400743 1.77738300370625 2.62125312698979 2.43266413299472 2491136.502250701 5.79962703052099 262.9635154836 15.3284152334667 -70.7765801545654 1983073.39794935 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
2118-Jul-02 04:09 00:07 Jupiter 1.64560678459382 1.64560542683914 1.64560814237695 2.38357232528223 2.15684541506993 2494825.672759944 6.62724550469993 403.556382168855 18.6902499467217 -83.096852045868 1679916.51827412 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
2180-Mar-08 09:55 00:10 Jupiter 1.92035759313933 1.92035282098956 1.9203623653118 2.88350853212246 2.72625578983837 2517355.913112256 10.1801553312302 419.141007463365 21.0437803879827 -63.022712941923 1921606.28532531 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
2190-Apr-18 15:57 00:11 Jupiter 1.61920716763685 1.61920649832096 1.61920783695292 2.3628140782942 2.12994636942583 2521049.164749019 11.0462329963769 118.231918451832 21.290993277021 -81.770731558108 1709071.73949863 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24
2200-May-18 17:19 00:12 Jupiter 1.86717848457815 1.86717339447815 1.86718357475329 3.06616281751053 2.91446033830805 2524731.221724501 11.8219175221622 665.691978383516 27.0685373492332 -73.735521228185 2074103.90176527 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 10:24:07 2020-Feb-25 10:24

Alternate Designations
 2009 YB25 = 1997 WE20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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