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3754 Kathleen (1931 FM)
Classification: Main-belt Asteroid          SPK-ID: 2003754
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1088818360326774 5.6739e-08  
a 3.160038926297696 2.6584e-08 au
q 2.815968086067673 1.9036e-07 au
i 8.453521979386322 6.2276e-06 deg
node 110.5216139442223 3.5444e-05 deg
peri 55.80507226269701 4.403e-05 deg
M 16.79306449744778 2.8387e-05 deg
tp 2457304.788410054223
(2015-Oct-09.28841005)
0.00016133 JED
period 2051.80968522549
5.62
2.5891e-05
7.089e-08
d
yr
n .175454869227034 2.214e-09 deg/d
Q 3.504109766527721 2.9478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1448  
   data-arc span      38950 days (106.64 yr)  
   first obs. used      1909-04-20  
   last obs. used      2015-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51613  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:49:21  

Additional Information
 Earth MOID = 1.83491 au 
 Jupiter MOID = 1.53867 au 
 T_jup = 3.179 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.4 mag n/a MPO337282  
diameter diameter 53.23 km 1.8 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 17
rotation period rot_per 11.17 h n/a LCDB (Rev. 2015-December); 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. (2004) 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]
[Torno, S.; Oliver, R.L.; Ditteon, R. (2008) Minor Planet Bul. 35, 54-55.]
geometric albedo albedo 0.0624   0.005 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 17

3754 Kathleen (1931 FM)          Discovered 1931-Mar-16 by Tombaugh, C. W. at Flagstaff (LO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1931 FM = 1925 BF = 1929 WA1 = 1955 MR = 1957 WH1 = 1959 CH1 = 1959 EC1 = 1963 WD = 1977 KR = 1978 NM2 = 1982 DQ4 = 1985 UD4 = 1987 BK = A909 HE 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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