Exposure
- ID
- GRAVI.2022-11-15T07:13:33.068_1
- Header ID
- GRAVI.2022-11-15T07:13:33.068
- Date updated
- 2022-11-15 07:25:35 UTC+0000
- Release date
- 2023-11-15 07:25:35 UTC+0000
- UTC Start
- 2022-11-15 07:13:33.068
- UTC End
- 2022-11-15 07:19:33.068
- MJD Start
- 59898.30107718
- MJD End
- 59898.3052438467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0172295
- Ambient temperature (°C)
- 15.12
- Seeing (arcsec)
- 0.435
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 | 54.5470 | 54.7620 | 32.0000 | 32.4000 |
U1-U3 | 99.9050 | 100.2770 | 38.0000 | 38.3000 |
U1-U4 | 130.2090 | 130.1820 | 63.3270 | 63.3250 |
U2-U3 | 46.0060 | 46.1480 | 45.1000 | 45.3000 |
U2-U4 | 88.2550 | 87.8270 | 82.0440 | 82.0080 |
U3-U4 | 58.4280 | 57.8350 | 110.2750 | 110.4950 |
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 | 59898.30107718 |
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 | 54.547 |
HIERARCH ESO ISS PBL12 END | 54.762 |
HIERARCH ESO ISS PBLA12 START | 32.0 |
HIERARCH ESO ISS PBLA12 END | 32.4 |
HIERARCH ESO ISS PBL13 START | 99.905 |
HIERARCH ESO ISS PBL13 END | 100.277 |
HIERARCH ESO ISS PBLA13 START | 38.0 |
HIERARCH ESO ISS PBLA13 END | 38.3 |
HIERARCH ESO ISS PBL14 START | 130.209 |
HIERARCH ESO ISS PBL14 END | 130.182 |
HIERARCH ESO ISS PBLA14 START | 63.327 |
HIERARCH ESO ISS PBLA14 END | 63.325 |
HIERARCH ESO ISS PBL23 START | 46.006 |
HIERARCH ESO ISS PBL23 END | 46.148 |
HIERARCH ESO ISS PBLA23 START | 45.1 |
HIERARCH ESO ISS PBLA23 END | 45.3 |
HIERARCH ESO ISS PBL24 START | 88.255 |
HIERARCH ESO ISS PBL24 END | 87.827 |
HIERARCH ESO ISS PBLA24 START | 82.044 |
HIERARCH ESO ISS PBLA24 END | 82.008 |
HIERARCH ESO ISS PBL34 START | 58.428 |
HIERARCH ESO ISS PBL34 END | 57.835 |
HIERARCH ESO ISS PBLA34 START | 110.275 |
HIERARCH ESO ISS PBLA34 END | 110.495 |
HIERARCH ESO ISS AMBI TAU0 START | 0.016826 |
HIERARCH ESO ISS AMBI TAU0 END | 0.017633 |
HIERARCH ESO ISS AMBI TEMP | 15.12 |
HIERARCH ESO ISS AMBI FWHM START | 0.45 |
HIERARCH ESO ISS AMBI FWHM END | 0.42 |