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91772 (1999 TD203)
Classification: Main-belt Asteroid          SPK-ID: 2091772
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1742938054078531 3.7301e-08  
a 2.976608574089796 1.9182e-08 au
q 2.457804138502042 1.15e-07 au
i 2.225160662798425 4.1342e-06 deg
node 275.1970962226157 0.00013377 deg
peri 188.7117787319524 0.00013465 deg
M 292.6497788027102 1.6279e-05 deg
tp 2459351.427615238394
(2021-May-16.92761524)
8.6725e-05 TDB
period 1875.776192564392
5.14
1.8132e-05
4.964e-08
d
yr
n .1919205507709534 1.8551e-09 deg/d
Q 3.49541300967755 2.2525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      7297 days (19.98 yr)  
   first obs. used      1999-10-01  
   last obs. used      2019-09-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51034  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:57:52  

Additional Information
 Earth MOID = 1.4747 au 
 Jupiter MOID = 1.65628 au 
 T_jup = 3.236 
[ 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 15.3   n/a MPO493514  

91772 (1999 TD203)          Discovered 1999-Oct-13 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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
1927-Feb-15 23:22 00:03 Jupiter 1.83197792499614 1.8319764284129 1.83197942157949 2.38212538981737 2.17940660747803 2424927.473602381 2.79104529262346 113.5709933307 11.9823534538905 85.2926433110505 1429588.97949853 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58
1972-Apr-06 16:17 00:01 Jupiter 1.80293053384316 1.80292976427928 1.80293130340642 1.88569067600321 1.61747424892679 2441414.178578445 1.4261008246474 65.8061100469208 28.0808311203024 80.3194456160066 1659073.53250846 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58
2008-Sep-09 01:15 < 00:01 Jupiter 1.67233747421881 1.67233712916887 1.67233781926904 1.61632094552388 1.26471855762619 2454718.552349388 0.33354483839985 120.262479594969 53.5753213267057 53.1856824499421 2722768.09735567 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58
2045-Feb-09 00:03 < 00:01 Jupiter 1.69761289970458 1.69761245276963 1.69761334663954 1.75089951410235 1.43796759545234 2468020.501951238 0.937857842097159 84.5897648214443 47.8579217471173 68.3442479977126 2138488.84400502 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58
2081-Jul-25 06:04 00:02 Jupiter 1.85024992727509 1.85024900190734 1.85025085264316 2.48746751730454 2.29606583596658 2481335.752442834 2.08784842517965 92.8260499226725 10.7389512930366 86.8936325321972 1751025.71560503 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58
2126-Sep-09 02:44 00:03 Jupiter 1.77726496943226 1.77726353091378 1.77726640794892 1.84532424272087 1.56590110882028 2497816.613681787 3.33967226850973 71.3423749301505 33.6474659227123 81.8396711891691 1082746.75296858 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58
2163-Feb-11 22:50 00:04 Jupiter 1.6632687692344 1.6632682134009 1.6632693250712 1.58682204158108 1.22454102032497 2511121.451191751 4.33034935650698 179.961355653386 76.0603508050242 68.620966640833 2599643.90068614 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58
2199-Jul-16 09:52 00:06 Jupiter 1.69625922905 1.6962577914817 1.69626066661715 1.74643725514102 1.43225292025016 2524424.910945741 5.64970578196476 191.397278014032 69.3642330719131 -56.9852916501528 1007269.16724513 T 17 CATAB v2.0f-lin.ifort 2019-Nov-07 10:58:02 2019-Nov-07 10:58

Alternate Designations
 1999 TD203 = 2001 BJ38 = 2009 SY361 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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