Exposure
- ID
- GRAVI.2022-11-15T08:12:39.218_1
- Header ID
- GRAVI.2022-11-15T08:12:39.218
- Date updated
- 2022-11-15 08:25:41 UTC+0000
- Release date
- 2023-11-15 08:25:41 UTC+0000
- UTC Start
- 2022-11-15 08:12:39.218
- UTC End
- 2022-11-15 08:18:39.218
- MJD Start
- 59898.34212058
- MJD End
- 59898.3462872467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0169215
- Ambient temperature (°C)
- 15.07
- Seeing (arcsec)
- 0.365
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 | 56.1180 | 56.2220 | 34.6000 | 34.7000 |
U1-U3 | 102.2500 | 102.3430 | 39.7000 | 39.8000 |
U1-U4 | 126.8810 | 126.1280 | 62.6050 | 62.4310 |
U2-U3 | 46.6320 | 46.6050 | 45.9000 | 45.9000 |
U2-U4 | 81.7280 | 80.7080 | 81.4390 | 81.3340 |
U3-U4 | 51.4840 | 50.5720 | 113.1930 | 113.6390 |
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 | 59898.34212058 |
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 | 56.118 |
HIERARCH ESO ISS PBL12 END | 56.222 |
HIERARCH ESO ISS PBLA12 START | 34.6 |
HIERARCH ESO ISS PBLA12 END | 34.7 |
HIERARCH ESO ISS PBL13 START | 102.25 |
HIERARCH ESO ISS PBL13 END | 102.343 |
HIERARCH ESO ISS PBLA13 START | 39.7 |
HIERARCH ESO ISS PBLA13 END | 39.8 |
HIERARCH ESO ISS PBL14 START | 126.881 |
HIERARCH ESO ISS PBL14 END | 126.128 |
HIERARCH ESO ISS PBLA14 START | 62.605 |
HIERARCH ESO ISS PBLA14 END | 62.431 |
HIERARCH ESO ISS PBL23 START | 46.632 |
HIERARCH ESO ISS PBL23 END | 46.605 |
HIERARCH ESO ISS PBLA23 START | 45.9 |
HIERARCH ESO ISS PBLA23 END | 45.9 |
HIERARCH ESO ISS PBL24 START | 81.728 |
HIERARCH ESO ISS PBL24 END | 80.708 |
HIERARCH ESO ISS PBLA24 START | 81.439 |
HIERARCH ESO ISS PBLA24 END | 81.334 |
HIERARCH ESO ISS PBL34 START | 51.484 |
HIERARCH ESO ISS PBL34 END | 50.572 |
HIERARCH ESO ISS PBLA34 START | 113.193 |
HIERARCH ESO ISS PBLA34 END | 113.639 |
HIERARCH ESO ISS AMBI TAU0 START | 0.016483 |
HIERARCH ESO ISS AMBI TAU0 END | 0.01736 |
HIERARCH ESO ISS AMBI TEMP | 15.07 |
HIERARCH ESO ISS AMBI FWHM START | 0.37 |
HIERARCH ESO ISS AMBI FWHM END | 0.36 |