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312860 (2011 UB125)
Classification: Main-belt Asteroid          SPK-ID: 2312860
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09594362187772745 4.8942e-08  
a 3.039984200837731 4.0537e-08 au
q 2.748317106158291 1.429e-07 au
i 10.14518228525685 1.4277e-05 deg
node 203.1208223975144 3.0164e-05 deg
peri 270.2786641358149 8.3841e-05 deg
M 153.5754091852048 8.1123e-05 deg
tp 2458174.605456135274
(2018-Feb-25.10545614)
0.00043038 TDB
period 1936.000283956558
5.30
3.8724e-05
1.06e-07
d
yr
n .1859503859494671 3.7194e-09 deg/d
Q 3.331651295517172 4.4427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      8618 days (23.59 yr)  
   first obs. used      1995-09-20  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58507  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:48:41  

Additional Information
 Earth MOID = 1.78859 au 
 Jupiter MOID = 1.85088 au 
 T_jup = 3.210 
[ 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 16.2   n/a MPO413278  

312860 (2011 UB125)          Discovered 2003-Mar-26 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ 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
1916-Jun-15 21:33 00:06 Jupiter 1.94534904008877 1.94534666232242 1.94535141788432 4.42152427147789 4.32192767716611 2421030.398133570 5.53453567773163 453.975831681693 52.5694787025073 78.3347308883343 1158128.68331156 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48
1925-Sep-14 16:05 00:06 Jupiter 1.97203492076112 1.97203335346052 1.97203648806667 2.35960433764625 2.16995360263608 2424408.169907750 5.88398774177448 194.126489927267 41.3091924310421 -77.289714043611 1648433.99477748 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48
1964-Feb-16 11:35 00:03 Jupiter 1.97961725929706 1.97961545648272 1.97961906211657 4.60401937031121 4.51012756418777 2438441.982790324 2.84227039111101 230.83901979302 53.3569597233717 73.7445921859891 1257776.29418334 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48
1973-Jun-01 13:30 00:03 Jupiter 1.94156315233474 1.94156185419392 1.94156445047809 2.26836967944255 2.06711996332284 2441835.062430626 2.84592903809994 155.92236160051 14.2719733438454 -67.4227059330753 1954757.74985463 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48
2021-Feb-15 15:21 < 00:01 Jupiter 1.91381990241459 1.91381861805838 1.9138211867721 2.31677887085977 2.11714431446845 2459261.139520342 0.610489586785276 136.342426745037 19.9407611973436 -70.8945340212839 1452107.53486725 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48
2068-Oct-30 18:48 00:03 Jupiter 1.88870399763388 1.88870249613873 1.88870549913247 2.48205328963178 2.29426532198083 2476685.283018152 3.48610365069243 189.029353131086 44.0654686354689 -68.8448108775223 1047032.13960096 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48
2116-Jul-13 10:41 00:06 Jupiter 1.86963373016313 1.86963199339915 1.86963546694081 2.72466840576714 2.55298531451573 2494106.944974544 6.4235150960148 336.517219800717 47.3494554519248 -70.4092528957205 794712.334124507 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48
2164-Mar-21 13:14 00:09 Jupiter 1.84899251464281 1.84899073733442 1.84899429198946 2.98151049431854 2.82368657270729 2511525.051231045 9.22561923256359 556.628361680411 44.7560660926542 -76.5988833490771 770444.959689766 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 18:48:44 2020-Feb-25 18:48

Alternate Designations
 2011 UB125 = 2006 UT16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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