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181188 (2005 SL109)
Classification: Main-belt Asteroid          SPK-ID: 2181188
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02368059978459194 8.2167e-08  
a 2.937331656649036 2.6287e-08 au
q 2.867773881253318 2.378e-07 au
i 1.633258784299241 9.2187e-06 deg
node 4.696687300246576 0.00016373 deg
peri 216.2876708866635 0.00020503 deg
M 163.6125850586508 0.00012513 deg
tp 2458364.815953561786
(2018-Sep-03.31595356)
0.00063705 TDB
period 1838.772100629738
5.03
2.4684e-05
6.758e-08
d
yr
n .195782826961921 2.6282e-09 deg/d
Q 3.006889432044755 2.691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      9180 days (25.13 yr)  
   first obs. used      1995-11-18  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:34  

Additional Information
 Earth MOID = 1.85755 au 
 Jupiter MOID = 1.95663 au 
 T_jup = 3.273 
[ 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 16.19   n/a E2021B55  

181188 (2005 SL109)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ 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
1905-Mar-27 05:22 00:04 Jupiter 1.99001676144945 1.99001568963388 1.99001783326672 3.4417679044441 3.31579471206045 2416931.723483036 4.39885586048046 145.74763336586 28.411746956056 77.0007146594696 1864066.66801267 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:35 2021-Apr-13 21:29
1940-Apr-04 12:26 00:03 Jupiter 1.96272044353121 1.96271963697929 1.96272125008325 3.38904717384452 3.25922230651941 2429724.018076203 2.99904548226771 138.986377879353 28.1466622477399 86.1220437444518 1761470.5226484 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:35 2021-Apr-13 21:29
1975-Apr-16 04:26 00:02 Jupiter 1.97553628447069 1.97553554185495 1.97553702708621 3.46845767234247 3.34255697862812 2442518.685032458 1.58940963344525 93.520001175353 27.4705432058994 89.9957582823238 1837489.15007238 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:35 2021-Apr-13 21:29
2106-Nov-03 20:48 00:04 Jupiter 1.98208785601824 1.98208712694543 1.98208858509093 3.4104201677617 3.28272579730075 2490567.366755987 3.71421006899998 129.150741780187 26.3900982824976 87.9508424336319 1889485.50368206 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:35 2021-Apr-13 21:29
2141-Nov-14 13:20 00:05 Jupiter 1.96470324912532 1.96470246279606 1.96470403545536 3.39864402095754 3.26933350106358 2503362.055716459 5.11823676007744 232.373071389364 27.0499556943806 -88.2976657091806 1779710.47722898 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:35 2021-Apr-13 21:29
2176-Nov-23 17:05 00:07 Jupiter 1.98532232500666 1.9853211814929 1.98532346853283 3.51118159966347 3.3874934092127 2516155.211858238 6.49722554524562 331.76347486683 26.7634568015055 -83.8267841732294 1868859.22526898 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:35 2021-Apr-13 21:29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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