SOHO Introduction
STEREO Introduction
News

Recent Reports
Report a SOHO Object
Report a STEREO Object
Official Comet Hunting Guide

Basics
Sungrazing Comets

SOHO Kreutz-group
SOHO Non-Kreutz
STEREO/SECCHI
Periodic Discoveries

Data
FAQs
LASCO C3 Transits
STEREO L4/L5 Campaign
STEREO JAVA Orbit Tool
C2/C3 Comet Tracks

SungrazerComets on Twitter
Real-Time Images
Comet McNaught in 2007
15-years of SOHO Comets
Other Links

Twitter
TwitPic
YouTube

Transits of Objects through the LASCO C3 and C2 fields of view (FOV) in 2018


The following list was compiled by Worachate Boonplod.
All dates and magnitudes are approximate.Note that the limiting magnitude for LASCO C3 is approximately 8.0 to 8.5 (depending on object/star), and for C2 is approximately 8.5 - 9.0.



IMAGE CREDIT: Worachate Boonplod

Regarding C/2017 S3 (PANSTARRS), magnitudes (brightness) of this comet are highly uncertain, ranging from around 0 to +7. We are not providing a value here until a more confident estimate is available, and also note the possibility exists that this comet will not survive perihelion.

LASCO C3

(Dec07)-Feb11
Venus
mag -4
right to left
Feb06-Feb26
Mercury
mag -2
right to left
Feb24-Mar12
Neptune
mag +8.0
left to right
Mar28-Apr06
Mercury
mag +5
left to right
Apr10-Apr27
Uranus
mag +5.9
left to right
May30-Jun12
Mercury
mag -2
right to left
Aug05-Aug13
Mercury
mag +5
left to right
Aug24-Sep13
C/2017 S3
TBD
lower left to top
Sep12-Oct01
Mercury
mag -2
right to left
Sep28-Oct16
1 Ceres
mag +8.5
left to right
Oct23-Oct30
Venus
mag -4
left to right
Nov16-Dec06
Jupiter
mag -1.7
left to right
Nov24-Nov30
Mercury
mag +5
left to right
Dec24-(Jan11
Saturn
mag +0.5
left to right

LASCO C2

Jan02-Jan16
Venus
mag -4
right to left
Mar02-Mar06
Neptune
mag +8.0
left to right
Apr16-Apr20
Uranus
mag +5.9
left to right
Jun04-Jun07
Mercury
mag -2
right to left
Sep19-Sep23
Mercury
mag -2
right to left
Nov24-Nov28
Jupiter
mag -1.7
left to right
Dec31-(Jan04
Saturn
mag +0.5
left to right