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130P/McNaught-Hughes
Classification: Jupiter-family Comet          SPK-ID: 1000134
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .411707591006842 1.6294e-07  
a 3.543602890259892 1.7564e-07 AU
q 2.084674680826109 5.059e-07 AU
i 7.339980323306746 7.8255e-06 deg
node 89.70016224353954 8.393e-05 deg
peri 224.440632076287 0.00011613 deg
M 92.30573290980611 3.3901e-05 deg
tp 2455739.770272852574
(2011-Jun-27.27027285)
0.00022856 JED
period 2436.497654948806
6.67
0.00018115
4.96e-07
d
yr
n .1477530664840981 1.0985e-08 deg/d
Q 5.002531099693674 2.4795e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] -7.237812329383532E-10 1.951E-10
A2 [EST] 2.829353933044376E-11 4.026E-12
  Orbit Determination Parameters
   # obs. used (total)      739  
   data-arc span      7428 days (20.34 yr)  
   first obs. used      1991-09-14  
   last obs. used      2012-01-15  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .67058  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2013-Mar-03 19:44:04  

Additional Information
 Earth MOID = 1.07639 AU 
 T_jup = 2.960 
[ 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 10.5 mag n/a ICQ 2004 Handbook  
comet total magnitude slope K1 17.0   n/a ICQ 2004 Handbook  
diameter diameter 4.2 km n/a Scotti,J (1994) BAAS 26:1375  

130P/McNaught-Hughes          Discovered 1991-Sep-30 by McNaught, Robert H. at U. K. Schmidt Telescope Unit, Siding Spring
discovered on plate/photo taken on discovery date
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1998.1   130P/1997 H1       
 1991.5   130P/1991 S1   1991 IX   1991y 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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