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 ]  
741 Botolphia (A913 CJ)
Classification: Main-belt Asteroid          SPK-ID: 2000741
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07023891186970971 3.5794e-08  
a 2.719819252089205 9.1535e-09 au
q 2.528782107340171 9.912e-08 au
i 8.413907018244148 4.1001e-06 deg
node 100.7078956037555 2.5337e-05 deg
peri 61.77621642119452 3.8745e-05 deg
M 317.1550874692987 2.9603e-05 deg
tp 2459195.486817979555
(2020-Dec-11.98681798)
0.00013495 TDB
period 1638.356815930951
4.49
8.2708e-06
2.264e-08
d
yr
n .2197323540876167 1.1093e-09 deg/d
Q 2.910856396838239 9.7965e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3754  
   data-arc span      40548 days (111.01 yr)  
   first obs. used      1909-04-20  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37924  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:11:42  

Additional Information
 Earth MOID = 1.55083 au 
 Jupiter MOID = 2.10919 au 
 T_jup = 3.340 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456089.5 (2012-Jun-11.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06959022491154045 3.5905e-08  
q 2.530584994568233 9.9305e-08 au
tp 2455924.893439036746
(2011-Dec-29.39343904)
0.00013345 TDB
node 100.7912572949138 2.5335e-05 deg
peri 62.96018839949853 3.8906e-05 deg
i 8.413988833418127 4.1e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3754  
   data-arc span      40548 days (111.01 yr)  
   first obs. used      1909-04-20  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37924  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:11:42  

Additional Information
 Jupiter MOID = 2.10919 au 
 T_jup = 3.340 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.289160178933029E-15 -3.552860775416364E-15 -2.955179567243798E-13 2.834723975822629E-16 -3.127384406336439E-14 -1.549883510196471E-17
q -3.552860775416364E-15 9.861565755760124E-15 9.076839114294331E-13 -2.245299926241908E-15 1.075646247656562E-13 4.886132986613566E-16
tp -2.955179567243798E-13 9.076839114294331E-13 1.780976674000935E-8 -3.738403892409977E-12 3.952361696159772E-9 1.46181994777604E-12
node 2.834723975822629E-16 -2.245299926241908E-15 -3.738403892409977E-12 6.418724112215169E-10 -6.355666110552841E-10 -5.008848508707079E-12
peri -3.127384406336439E-14 1.075646247656562E-13 3.952361696159772E-9 -6.355666110552841E-10 1.513684005002766E-9 5.330024556098637E-12
i -1.549883510196471E-17 4.886132986613566E-16 1.46181994777604E-12 -5.008848508707079E-12 5.330024556098637E-12 1.680959536436889E-11

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 10.1   n/a MPO502160  
diameter diameter 29.64 km 1.3 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 9
rotation period rot_per 23.93 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:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Buchheim, R.K. (2007) Minor Planet Bull. 34, 68-71.]
geometric albedo albedo 0.1391   0.014 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 9
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a medium resolution spectrum published by Chapman and Gaffey (1979)
SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

741 Botolphia (A913 CJ)          Discovered 1913-Feb-10 by Metcalf, J. H. at Winchester
Reference: DISCOVERY.DBLast 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
2156-Oct-12 06:09 00:02 Iris 0.0310304833319087 0.0310281568863373 0.0310328129299685 6.01563057797949 6.01563054718285 2508807.756263467 1.57181704225493 527.899726657498 33.486750666636 77.823843195951 135483.748823055 T 38 CATAB v2.0f-lin.ifort 2020-May-20 01:12:06 2020-May-20 01:12

Alternate Designations
 A913 CJ = 1973 GN = A909 HA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-12 09:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin