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37P/Forbes
Classification: Jupiter-family Comet          SPK-ID: 1000028
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2456364.5 (2013-Mar-13.0) TDB
Reference: JPL K114/4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5405801452774754 3.4977e-07  
a 3.435252239041289 9.5993e-07 AU
q 1.578223084595576 1.6046e-06 AU
i 8.95531074820294 1.361e-05 deg
node 314.9280231741077 0.00010681 deg
peri 329.6436674604699 0.00023908 deg
M 70.87561172651786 0.00013658 deg
tp 2455906.642119587473
(2011-Dec-11.14211959)
0.0006929 JED
period 2325.607256619128
6.37
0.00097478
2.669e-06
d
yr
n .154798278589547 6.4884e-08 deg/d
Q 5.292281393487001 1.4788e-06 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 4.809566420527582E-9 1.795E-10
A2 [EST] 2.533200983063803E-10 5.133E-11
A3 [EST] 7.030582210894037E-10 6.917E-11
DT [EST] -40.71518104792003 5.132
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      7203 days (19.72 yr)  
   first obs. used      1993-03-21  
   last obs. used      2012-12-09  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      1  
   fit RMS      .79066  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2013-Mar-03 19:23:49  

Additional Information
 Earth MOID = .568484 AU 
 T_jup = 2.865 
[ 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
comet total magnitude M1 9.0 mag n/a ICQ 2005 Handbook  
comet total magnitude slope K1 20.0   n/a ICQ 2005 Handbook  
diameter diameter 1.92 km n/a Lamy,P.L.,Toth,I.,Fernandez,Y.R.,Weaver,H.A. (2004) Comets II, pp.223-264  

37P/Forbes          Discovered 1929-Aug-01 by Forbes, A. F. I. at Rosebank, South Africa
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1992.8       1993 IV   1993f 
 1986.5       1987 I   1986g 
 1980.1       1980 VI   1980a 
 1973.7       1974 IX   1974a 
 1961.0       1961 VI   1961a 
 1948.3       1948 VIII   1948e 
 1941.9   37P/1942 L1   1942 III   
 1929.2   37P/1929 P1   1929 II   1929c 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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