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19706 (1999 TU11)
Classification: Main-belt Asteroid          SPK-ID: 2019706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2330809109802891 1.7216e-08  
a 3.165682426418484 1.4127e-08 au
q 2.427822282594572 5.7056e-08 au
i 13.62556455110979 7.2467e-07 deg
node 208.9710617460568 5.3557e-06 deg
peri 105.0619480827224 8.354e-06 deg
M 335.0172314880546 5.0738e-06 deg
tp 2459343.270180298784
(2021-May-08.77018030)
2.9498e-05 TDB
period 2057.308615856037
5.63
1.3771e-05
3.77e-08
d
yr
n .174985900134485 1.1713e-09 deg/d
Q 3.903542570242397 1.742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2035  
   data-arc span      24402 days (66.81 yr)  
   first obs. used      1953-12-07  
   last obs. used      2020-09-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46023  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:03:20  

Additional Information
 Earth MOID = 1.45688 au 
 Jupiter MOID = 1.76402 au 
 T_jup = 3.118 
[ 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 12.83   n/a MPCxxxxx  
diameter diameter 16.725 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 19.0262 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.036   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19706 (1999 TU11)          Discovered 1999-Oct-10 by Korlevic, K., Juric, M. at Visnjan
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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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
1956-Jul-03 23:26 00:02 Jupiter 1.90590181551529 1.90590135280699 1.90590227822661 2.46765302683877 2.28045384831514 2435658.476243791 1.74919792416984 142.262800682312 11.7872618676728 80.9497372794006 5849578.71556268 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04
1967-Mar-06 13:38 00:02 Jupiter 1.80601028202786 1.80601000742972 1.80601055665107 0.791084824721205 n/a 2439556.067901596 1.66402150132186 392.851838911778 7.10875480431583 88.2924883851962 37979037.3065106 F 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04
1977-Nov-21 19:05 < 00:01 Jupiter 1.75254376368595 1.75254353235785 1.75254399501425 2.98342800570657 2.81677510603391 2443469.294958949 0.914923772220494 87.2042795455265 13.5116397053003 84.5393936096674 8061385.96289435 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04
1988-Oct-11 07:47 < 00:01 Jupiter 1.85924919990176 1.85924882454015 1.85924957526389 4.59788538227692 4.49771111854463 2447445.824149772 0.550202334582843 64.4999924642642 11.2578607462935 -78.4702560427789 9446365.36888581 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04
2086-Dec-31 10:49 00:02 Jupiter 1.85943848795563 1.85943816574388 1.85943881017017 2.59142034275573 2.40923379175554 2483320.950678847 1.63873159049478 145.45021103107 11.0743016490624 82.6073938568907 6931070.50150635 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04
2097-Sep-15 06:05 00:03 Jupiter 1.80884163327266 1.80884144751303 1.80884181903615 0.714981725342021 n/a 2487231.753479195 2.62243416719589 248.980508783329 7.85760792271415 88.8704905768045 34422006.3320666 F 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04
2108-May-16 05:25 00:03 Jupiter 1.80175549885965 1.80175522121142 1.80175577651024 2.92268535326437 2.75714898490365 2491126.725612740 2.50864041995542 184.120732794364 14.4808523056619 80.5126763163988 6403020.01312454 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04
2119-Mar-28 17:33 00:03 Jupiter 1.91897289203258 1.91897185918661 1.91897392489261 4.76700552047221 4.67349486653481 2495095.230932812 2.59850392424059 274.442435390992 11.5989558713246 -80.9522673460395 9182631.82574302 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 03:03:59 2021-Apr-13 03:04

Alternate Designations
 1999 TU11 = 1997 EL48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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