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 ]  
C/1917 H1 (Schaumasse)
Classification: Hyperbolic Comet          SPK-ID: 1000986
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2421373.5 (1917-May-25.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000064710793971 0.00045477  
a -11809.00177467609 82991 au
q .76416988084517 1.4351e-05 au
i 158.7392670349381 0.0010512 deg
node 10.82961778574444 0.0041657 deg
peri 119.1480654730817 0.0012988 deg
M 4.833399873916718E-6 5.0951e-05 deg
tp 2421367.206844915998
(1917-May-18.70684492)
0.0020309 TDB
period n/a
n/a
n/a
n/a
d
yr
n 7.680408013786019E-7 8.0965e-06 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      56 days  
   first obs. used      1917-04-27  
   last obs. used      1917-06-22  
   two-body model      T  
   norm. resid. RMS      1.1671  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:29:02  

Additional Information
 Earth MOID = .0146305 au 
 Jupiter MOID = .338423 au 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 12.0   0.8 2 2 parameter fit from 7 observations, autocmod 2.9c
comet total magnitude slope K1 31.25   n/a 2 autocmod 2.9c

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-18 22:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin