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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 ]

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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.


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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 
[ 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 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

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Alternate Designations
 A913 CJ = 1973 GN = A909 HA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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