Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
18194 (2000 QE100)
Classification: Main-belt Asteroid          SPK-ID: 2018194
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01167205903613677 3.2891e-08  
a 3.156249985431775 1.9839e-08 au
q 3.119410049269009 1.0428e-07 au
i 10.17992313313417 5.0098e-06 deg
node 150.237213289053 2.3955e-05 deg
peri 314.990528864008 0.00024124 deg
M 81.27208244694977 0.00023945 deg
tp 2458538.124936274375
(2019-Feb-23.62493627)
0.0013626 TDB
period 2048.120559109313
5.61
1.931e-05
5.287e-08
d
yr
n .1757709029377435 1.6572e-09 deg/d
Q 3.19308992159454 2.007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1222  
   data-arc span      9394 days (25.72 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51735  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:46:12  

Additional Information
 Earth MOID = 2.1398 au 
 Jupiter MOID = 1.80764 au 
 T_jup = 3.182 
[ 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 13.8   n/a MPO431708  
rotation period rot_per 16.624 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

18194 (2000 QE100)          Discovered 2000-Aug-28 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ 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
1917-Mar-01 00:17 00:03 Jupiter 1.93521767038223 1.93521683658069 1.93521850418661 3.42955359114418 3.29946371978258 2421288.511783300 3.01975588389949 143.474632140543 15.753962425089 74.0685466177622 3305367.87429076 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46
1927-Sep-28 08:32 00:03 Jupiter 1.81614940459316 1.81614893297842 1.81614987620802 3.8553797747096 3.73245037030344 2425151.855520354 2.523680383132 186.176363815771 20.4977302178242 88.0071080970432 2913905.76729182 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46
1938-May-17 22:20 00:02 Jupiter 1.90797347413482 1.90797270082119 1.90797424745095 4.0737330161226 3.96325927371083 2429036.430244133 2.16287724602181 142.44115186308 20.695501399274 -77.4623927819755 3698397.23848797 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46
2023-Aug-12 18:01 < 00:01 Jupiter 1.89447861086381 1.89447813565047 1.89447908607715 3.45008158458485 3.31796048025303 2460169.250816536 0.36468266238167 39.7538537831606 17.64366988744 77.9419793924805 2925563.60261974 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46
2034-Mar-17 08:09 < 00:01 Jupiter 1.81978126594184 1.8197808037995 1.81978172808417 3.93430768979698 3.81416716269887 2464038.839701960 0.624222629976865 56.924998624648 20.4914629026931 89.0428700306343 3015090.27018522 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46
2044-Nov-04 09:26 < 00:01 Jupiter 1.96351031776393 1.96350978515048 1.96351085037772 4.12647234433905 4.0205734056013 2467923.892841913 0.930000284698989 70.2776946588505 20.1222052583452 -77.3293903841696 4191401.51325746 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46
2130-Jan-27 20:57 00:04 Jupiter 1.86004400726753 1.86004318839651 1.86004482614467 3.51145303251659 3.37928203160957 2499053.373162452 3.5408970795557 214.293261242845 19.1323141915184 79.5242847527883 2756616.23495804 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46
2140-Sep-07 06:43 00:04 Jupiter 1.83433150451784 1.83433085695775 1.83433215208606 4.01314813468557 3.8963875841755 2502928.780056563 3.67577635183801 272.966008735079 20.239693336604 -85.6431011377189 3233181.69603753 T 25 CATAB v2.0f-lin.ifort 2020-May-20 04:46:27 2020-May-20 04:46

Alternate Designations
 2000 QE100 = 1994 PH4 = 1998 HH152 = 1998 HP111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 12:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin