Date | : | Date of observation in UTC. |
Time | : | Observation time in UTC. The observations expressed in the unit of 0.1sec are those made visually and the observations expressed in the unit of 0.01sec are those made photo electrically. |
Age | : | Moon's age. |
Mag | : | Magnitude of star. |
Star | : | Star name. The following abbreviations are used. |
| |
S | : | the SAO Catalogue, |
R | : | the Robertson Zodiacal Catalogue(Z.C.), |
X | : | USNO XZ star catalogue, |
D | : | the Durchmusterung catalogues(DM), |
A | : | the AGK3 catalogue, |
P | : | Pleiades catalogue, |
K | : | USNO Kcatalogue, |
L | : | USNO L catalogue, |
G | : | the guide star catalogue. |
|
PH | : | First character shows the phenomenon. |
| |
D | : | disappearance, |
R | : | reappearance, |
F | : | flase, |
B | : | blink. |
|
| | Second character shows the lunar limb. |
| |
D | : | dark limb event, |
B | : | bright limb event, |
G | : | grazing event, |
U | : | event during an eclipse of the Moon. |
|
STN | : | Station code. |
TEL | : | Telescope code. |
OBS | : | Observer code. |
REC | : | Recorder code. |
O-C | : | O-C of Sigma,limb correction already made. |
HW | : | Height of the lunar limb read form Watts'charts. |
| | The reading accuracy in within 0".05 except for the following two cases: |
| a. | Interpolation is doubtful due to some patterns of the charts.(Maximum error is within 0".2.) |
| b. | Extrapolation is needed. There are cases where the extrapolation error may exceed 0".5. |
| * | is attached to the tabular value when the estimated error is more than 0".3. |
K-R | : | Position angle of the event,referred to the direction of the Moon's motion. |
K | : | Position angle of the star measured counterclockwise from north at the Moon's center on the celestial sphere,as seen from the observer. |
USNO | : |
X | : | USNO XZ star catalogue, |
P | : | Pleiades catalogue, |
K | : | USNO K catalogue, |
X | : | USNO L catalogue. |
|
SAO | : | the SAO catalogue. |
DM | : | the Durchmusterung catalogues(DM). |