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 ]  
105P/Singer Brewster
Classification: Jupiter-family Comet          SPK-ID: 1000086
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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.


[ revert to old Java-based viewer ]

:
Orbital Elements at Epoch 2455860.5 (2011-Oct-26.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4092921638289355 8.7878e-08  
a 3.471809698675179 2.0327e-08 au
q 2.05082519470213 3.0376e-07 au
i 9.170617424610311 1.7311e-05 deg
node 192.4200557547587 4.2352e-05 deg
peri 46.6837131983796 7.0793e-05 deg
M 341.2295966722326 3.0174e-05 deg
tp 2455983.697926593761
(2012-Feb-26.19792659)
0.00019775 TDB
period 2362.829013276682
6.47
2.0751e-05
5.681e-08
d
yr
n .1523597340210266 1.3381e-09 deg/d
Q 4.892794202648227 2.8647e-08 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -6.832566625367815E-10 1.082E-12
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      12199 days (33.40 yr)  
   first obs. used      1986-05-03  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .77422  
   source      ORB  
   producer      Javier Roa  
   solution date      2019-Oct-10 10:25:04  

Additional Information
 Earth MOID = 1.05045 au 
 Jupiter MOID = .365801 au 
 T_jup = 2.970 
[ 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
comet total magnitude M1 13.7   0.9 45 2 parameter fit from 367 observations, autocmod 2.8
comet total magnitude slope K1 10.   n/a 45 autocmod 2.8
diameter diameter 2.2 km n/a Scotti,J (1994) BAAS 26:1375  

105P/Singer Brewster          Discovered 1986-May-03 by Singer-Brewster, Stephen at Palomar Mountain Observatory, California
discovered on plate/photo taken on discovery date as well as 5/4
Reference: comet.disLast Updated: 2003-08-29

[ 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
1917-Jul-16 04:42 00:41 Jupiter 0.878389772799389 0.878180044505596 0.878599508218491 5.22382117894865 5.03584428020432 2421425.695511649 41.1676887617808 11198.8985156071 343.128851213673 25.2010276924019 118747.738320874 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
1928-Dec-25 06:00 00:03 Jupiter 0.660692048266031 0.660569001178926 0.660815094380549 5.5432058222736 5.30689027990498 2425605.749753426 3.48269428375322 5992.81450983994 195.81088505437 6.3259987048828 39386.9971984498 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
1976-Aug-05 11:52 00:05 Jupiter 0.376708710849771 0.376703215865059 0.376714205846516 4.20209928517825 3.62776455624128 2442995.994198134 4.90268659065119 298.100605483265 56.6641967081722 -20.3867672383402 497794.743902723 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
1988-May-27 13:15 00:01 Jupiter 1.63451052824641 1.63450005590424 1.63452100059211 8.54476601476664 8.48390256914209 2447309.051941886 1.36403746681176 536.52685402277 97.6873100434533 15.4562511764225 495636.886322996 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
2048-May-29 22:21 00:02 Jupiter 1.22647227457722 1.2264564837869 1.22648806542227 6.51147954031732 6.4045399480299 2469226.431595824 2.01836148057261 896.443252496588 205.430262685002 31.5087683973911 347173.199385515 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
2059-Aug-06 18:21 00:05 Jupiter 0.407646217547349 0.407642840208305 0.407649594892534 4.20669370958747 3.67975506893272 2473312.264850901 4.69562517465707 193.10698940501 52.7636045518597 -20.8204468359163 512155.93838016 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
2071-Jun-19 09:42 00:06 Jupiter 1.79560772856565 1.79555336045134 1.79566209674844 9.04761363520395 8.99532513206882 2477646.904479036 5.56583966670692 2767.23747185558 58.9906221730865 13.5219791157033 718803.504427738 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
2131-Jul-09 13:13 00:14 Jupiter 1.53334112578026 1.53319517430915 1.53348707939646 8.19732919386851 8.12966171191437 2499581.050852881 14.2306994970726 7824.90508319856 295.366392385207 22.9979986965206 203695.133473388 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
2143-Feb-10 05:49 00:33 Jupiter 0.470193765514205 0.470184095768525 0.470203436650567 4.00060218309139 3.52164053235257 2503814.742631436 32.7451888786916 1627.73982235725 234.409763291734 78.1277069379185 325778.686525259 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32
2154-May-25 01:20 00:09 Jupiter 0.912719085690169 0.91251384698608 0.912924344836105 5.71502569407858 5.55026815590835 2507936.555675148 8.55948905330042 12347.8857754933 43.0361008380699 37.2798978365512 1281329.83189461 T 45 CATAB v2.0f-lin.ifort 2019-Oct-10 10:32:02 2019-Oct-10 10:32

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1992.7   105P/1992 G1   1992 XXVI   1992e 
 1986.3   105P/1986 J1   1986 XI   1986d 
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-29 11:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin