Daily Events on 2009/04/20 (Mon)

last updated at  2009/04/20 09:59:32 JST


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Station

Pass No.
20090420-

Contact time (UT)

Max. Elev.
 (deg)

Events

AOS

LOS

USC20

0100

08:00:06

08:13:07

31.2

AOCU: Switch to N/D TIMER
DR playback (by OP)

USC20

0200

09:37:51

09:49:22

19.3

DR playback (by OP)

USC20

0300

20:02:47

20:13:23

10.9

DR playback (by OP)

USC20

0400

21:38:58

21:52:24

51.7

DR playback (by OP)

Flare list(LM) : http://www.lmsal.com/solarsoft/last_events/


DR information

Remaining amount
(prediction)

- Mbits @ OP_START ( )


SOT

XRT

EIS

DR allocation [%]

70

15

15

DR allocation [Mbits]

-

-

-

DR TLMLMT [Mbits]

-

-

-


daily note

AOCU onboard software starts to have night periods (i.e., gyro-only control during these periods) because of margin, although the actual eclipse season starts from early May. Since pointing jump (10-20arcsec maximum) may occur at the transition from gyro-only control to sunsensor-gyro control, N/D timer (with parameter for no eclipse) is used from this date to May 1 instead of onboard software day/night calculation.

SOT:
 * HOP 105, 106  

[Maintenance Note (Morita)]
The gateway system will be maintenanced@at 9:00-10:00 (JST) on Monday,April 20th.
Please report if you have any trouble.



CHIEF
TOHBAN

SUB
TOHBAN

CP

SOT CO

XRT CO

EIS CO

EVENING

Arikawa

Watanabe K.

Berger

Sakao

Landi (RCO)

MORNING


operation files

pointing file : none