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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
C/2017 E3 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003507
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458200.5 (2018-Mar-23.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.012963607247163 6.0362e-06  
a -457.1148630187411 0.21253 au
q 5.925857551015699 4.8416e-06 au
i 70.71907166486929 2.6135e-05 deg
node 220.7426831188265 1.2084e-05 deg
peri 334.2687075980025 8.1571e-05 deg
M .02915611258895092 2.0299e-05 deg
tp 2457911.389703875814
(2017-Jun-06.88970388)
0.00090621 TDB
period n/a
n/a
n/a
n/a
d
yr
n .0001008477144529887 7.0333e-08 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      2380 days (6.52 yr)  
   first obs. used      2013-12-14  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .68935  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:33:31  

Additional Information
 Earth MOID = 4.99895 au 
 Jupiter MOID = .812172 au 
 T_jup = 1.047 
[ 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 5.7   0.8 24 2 parameter fit from 431 observations, autocmod 2.9c
comet total magnitude slope K1 10.25   n/a 24 autocmod 2.9c
comet nuclear magnitude M2 10.3   0.7 24 from 137 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 24 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 24 autocmod 2.9c

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2018-Feb-15 04:32 < 00:01 Jupiter 0.837321628044431 0.837308298460138 0.837334957632295 17.836762558929 17.7799585871454 2458164.689033138 0.923045329451572 671.024871966486 211.088474161715 -8.71159470264794 179999.084889652 T 24 CATAB v2.0g-lin.ifort 2021-Apr-15 23:33:32 2021-Apr-15 23:33
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-17 02:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin