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.

 

2017 LASCO image with plot of transits overlaid
Image Credit: Worachate Boonplod

LASCO C3

(Dec25)-Jan01
Mercury
mag +4
left to right
Feb22-Mar10
Neptune
mag +8.0
left to right
Feb25-Mar15
Mercury
mag -2
right to left
Mar08-Mar14
2P/Encke
mag +6
left to right
Mar26-Mar27
Venus
mag -4
left to right (along top border)
Apr05-Apr22
Uranus
mag +5.9
left to right
Apr15-Apr24
Mercury
mag +5
left to right
May22-Jun20
1 Ceres
mag +8.4
left to right
Jun15-Jun28
Mercury
mag -2
right to left
Jul01-Aug20
Mars
mag +1.7
left to right
Aug23-Aug31
Mercury
mag +5
left to right
Sept12-Oct12
4 Vesta
mag +7.8
left to right
Sept29-Oct20
Mercury
mag -1
right to left
Oct16-Nov05
Jupiter
mag -1.7
left to right
Oct25-Oct30
96P/Machholz
mag +2
bottom to top
Dec07-(Jan 2018)
Venus
mag -4
right to left
Dec09-Dec16
Mercury
mag +5
left to right
Dec13-Dec30
Saturn
mag +0.4
left to right

 

LASCO C2

Feb28-Mar03
Neptune
mag +8.0
left to right
Mar07-Mar08
Mercury
mag -2
right to left
Mar11
2P/Encke
mag +6
left to right
Apr12-Apr16
Uranus
mag +5.9
left to right
Apr20-Apr21
Mercury
mag +6
left to right
Jun03-Jun08
1 Ceres
mag +8.4
left to right
Jun20-Jun22
Mercury
mag -2
right to left
Jul21-Aug01
Mars
mag +1.7
left to right
Oct06-Oct11
Mercury
mag -1
right to left
Oct24-Oct28
Jupiter
mag -1.7
left to right
Dec12
Mercury
mag +5
left to right
Dec20-Dec23
Saturn
mag +0.4
left to right

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