Exposure
- ID
- GRAVI.2022-11-15T07:37:36.129_1
- Header ID
- GRAVI.2022-11-15T07:37:36.129
- Date updated
- 2022-11-15 07:56:30 UTC+0000
- Release date
- 2023-11-15 07:56:30 UTC+0000
- UTC Start
- 2022-11-15 07:37:36.129
- UTC End
- 2022-11-15 07:43:36.129
- MJD Start
- 59898.31777927
- MJD End
- 59898.3219459367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0165395
- Ambient temperature (°C)
- 15.23
- Seeing (arcsec)
- 0.44
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 | 55.3080 | 55.4820 | 33.3000 | 33.6000 |
U1-U3 | 101.1720 | 101.4350 | 38.9000 | 39.1000 |
U1-U4 | 129.6820 | 129.3540 | 63.2240 | 63.1540 |
U2-U3 | 46.4510 | 46.5250 | 45.7000 | 45.8000 |
U2-U4 | 86.2750 | 85.6000 | 81.8740 | 81.8130 |
U3-U4 | 55.9720 | 55.2410 | 111.2200 | 111.5180 |
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 | 59898.31777927 |
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 | 55.308 |
HIERARCH ESO ISS PBL12 END | 55.482 |
HIERARCH ESO ISS PBLA12 START | 33.3 |
HIERARCH ESO ISS PBLA12 END | 33.6 |
HIERARCH ESO ISS PBL13 START | 101.172 |
HIERARCH ESO ISS PBL13 END | 101.435 |
HIERARCH ESO ISS PBLA13 START | 38.9 |
HIERARCH ESO ISS PBLA13 END | 39.1 |
HIERARCH ESO ISS PBL14 START | 129.682 |
HIERARCH ESO ISS PBL14 END | 129.354 |
HIERARCH ESO ISS PBLA14 START | 63.224 |
HIERARCH ESO ISS PBLA14 END | 63.154 |
HIERARCH ESO ISS PBL23 START | 46.451 |
HIERARCH ESO ISS PBL23 END | 46.525 |
HIERARCH ESO ISS PBLA23 START | 45.7 |
HIERARCH ESO ISS PBLA23 END | 45.8 |
HIERARCH ESO ISS PBL24 START | 86.275 |
HIERARCH ESO ISS PBL24 END | 85.6 |
HIERARCH ESO ISS PBLA24 START | 81.874 |
HIERARCH ESO ISS PBLA24 END | 81.813 |
HIERARCH ESO ISS PBL34 START | 55.972 |
HIERARCH ESO ISS PBL34 END | 55.241 |
HIERARCH ESO ISS PBLA34 START | 111.22 |
HIERARCH ESO ISS PBLA34 END | 111.518 |
HIERARCH ESO ISS AMBI TAU0 START | 0.01883 |
HIERARCH ESO ISS AMBI TAU0 END | 0.014249 |
HIERARCH ESO ISS AMBI TEMP | 15.23 |
HIERARCH ESO ISS AMBI FWHM START | 0.46 |
HIERARCH ESO ISS AMBI FWHM END | 0.42 |