Exposure
- ID
- GRAVI.2022-11-15T08:06:06.201_1
- Header ID
- GRAVI.2022-11-15T08:06:06.201
- Date updated
- 2022-11-15 08:20:47 UTC+0000
- Release date
- 2023-11-15 08:20:47 UTC+0000
- UTC Start
- 2022-11-15 08:06:06.201
- UTC End
- 2022-11-15 08:12:06.201
- MJD Start
- 59898.33757177
- MJD End
- 59898.3417384367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.017734
- Ambient temperature (°C)
- 15.17
- Seeing (arcsec)
- 0.375
Observation
- ID
- 53150
- Category
- science
- Program ID
- 110.23XR.001
- Program Title
- PROBING A CLOSE BINARY OF SUPERMASSIVE BLACK HOLES WITH GRAVITY
- Program Type
- Normal
- PI / COI
- SHANGGUAN/ BROTHERTON/ CAO/ DAVIES/ DEXTER/ DE ZEEUW/ DU/ EISENHAUER/ HO/ LI/ LUTZ/ SANTOS/ SHIMIZU/ SONGSHENG/ STURM/ WANG
Target
- ID
- 39520
- Name
- Akn120
- RA
- 79.049128
- DEC
- -0.14997
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 55.9960 | 56.1140 | 34.4000 | 34.6000 |
U1-U3 | 102.1210 | 102.2460 | 39.6000 | 39.7000 |
U1-U4 | 127.5840 | 126.9080 | 62.7640 | 62.6110 |
U2-U3 | 46.6410 | 46.6330 | 45.9000 | 45.9000 |
U2-U4 | 82.7220 | 81.7640 | 81.5390 | 81.4430 |
U3-U4 | 52.3980 | 51.5170 | 112.7610 | 113.1770 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 110.23XR.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59898.33757177 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | Akn120 |
HIERARCH ESO INS SOBJ NAME | Akn120 |
RA | 79.049128 |
DEC | -0.14997 |
HIERARCH ESO INS SPEC RES | MEDIUM |
HIERARCH ESO INS POLA MODE | COMBINED |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 376.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 12 |
HIERARCH ESO ISS PBL12 START | 55.996 |
HIERARCH ESO ISS PBL12 END | 56.114 |
HIERARCH ESO ISS PBLA12 START | 34.4 |
HIERARCH ESO ISS PBLA12 END | 34.6 |
HIERARCH ESO ISS PBL13 START | 102.121 |
HIERARCH ESO ISS PBL13 END | 102.246 |
HIERARCH ESO ISS PBLA13 START | 39.6 |
HIERARCH ESO ISS PBLA13 END | 39.7 |
HIERARCH ESO ISS PBL14 START | 127.584 |
HIERARCH ESO ISS PBL14 END | 126.908 |
HIERARCH ESO ISS PBLA14 START | 62.764 |
HIERARCH ESO ISS PBLA14 END | 62.611 |
HIERARCH ESO ISS PBL23 START | 46.641 |
HIERARCH ESO ISS PBL23 END | 46.633 |
HIERARCH ESO ISS PBLA23 START | 45.9 |
HIERARCH ESO ISS PBLA23 END | 45.9 |
HIERARCH ESO ISS PBL24 START | 82.722 |
HIERARCH ESO ISS PBL24 END | 81.764 |
HIERARCH ESO ISS PBLA24 START | 81.539 |
HIERARCH ESO ISS PBLA24 END | 81.443 |
HIERARCH ESO ISS PBL34 START | 52.398 |
HIERARCH ESO ISS PBL34 END | 51.517 |
HIERARCH ESO ISS PBLA34 START | 112.761 |
HIERARCH ESO ISS PBLA34 END | 113.177 |
HIERARCH ESO ISS AMBI TAU0 START | 0.018985 |
HIERARCH ESO ISS AMBI TAU0 END | 0.016483 |
HIERARCH ESO ISS AMBI TEMP | 15.17 |
HIERARCH ESO ISS AMBI FWHM START | 0.38 |
HIERARCH ESO ISS AMBI FWHM END | 0.37 |