Exposure
- ID
- GRAVI.2022-11-15T08:25:45.251_1
- Header ID
- GRAVI.2022-11-15T08:25:45.251
- Date updated
- 2022-11-15 08:40:30 UTC+0000
- Release date
- 2023-11-15 08:40:29 UTC+0000
- UTC Start
- 2022-11-15 08:25:45.251
- UTC End
- 2022-11-15 08:31:45.251
- MJD Start
- 59898.35121818
- MJD End
- 59898.3553848467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0143155
- Ambient temperature (°C)
- 15.18
- Seeing (arcsec)
- 0.405
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 | 56.3180 | 56.3930 | 34.9000 | 35.0000 |
U1-U3 | 102.4060 | 102.4330 | 39.8000 | 39.8000 |
U1-U4 | 125.2370 | 124.3320 | 62.2220 | 62.0050 |
U2-U3 | 46.5550 | 46.4900 | 45.8000 | 45.8000 |
U2-U4 | 79.5470 | 78.4050 | 81.2100 | 81.0850 |
U3-U4 | 49.5610 | 48.5910 | 114.1550 | 114.6720 |
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 | 59898.35121818 |
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 | 56.318 |
HIERARCH ESO ISS PBL12 END | 56.393 |
HIERARCH ESO ISS PBLA12 START | 34.9 |
HIERARCH ESO ISS PBLA12 END | 35.0 |
HIERARCH ESO ISS PBL13 START | 102.406 |
HIERARCH ESO ISS PBL13 END | 102.433 |
HIERARCH ESO ISS PBLA13 START | 39.8 |
HIERARCH ESO ISS PBLA13 END | 39.8 |
HIERARCH ESO ISS PBL14 START | 125.237 |
HIERARCH ESO ISS PBL14 END | 124.332 |
HIERARCH ESO ISS PBLA14 START | 62.222 |
HIERARCH ESO ISS PBLA14 END | 62.005 |
HIERARCH ESO ISS PBL23 START | 46.555 |
HIERARCH ESO ISS PBL23 END | 46.49 |
HIERARCH ESO ISS PBLA23 START | 45.8 |
HIERARCH ESO ISS PBLA23 END | 45.8 |
HIERARCH ESO ISS PBL24 START | 79.547 |
HIERARCH ESO ISS PBL24 END | 78.405 |
HIERARCH ESO ISS PBLA24 START | 81.21 |
HIERARCH ESO ISS PBLA24 END | 81.085 |
HIERARCH ESO ISS PBL34 START | 49.561 |
HIERARCH ESO ISS PBL34 END | 48.591 |
HIERARCH ESO ISS PBLA34 START | 114.155 |
HIERARCH ESO ISS PBLA34 END | 114.672 |
HIERARCH ESO ISS AMBI TAU0 START | 0.015436 |
HIERARCH ESO ISS AMBI TAU0 END | 0.013195 |
HIERARCH ESO ISS AMBI TEMP | 15.18 |
HIERARCH ESO ISS AMBI FWHM START | 0.38 |
HIERARCH ESO ISS AMBI FWHM END | 0.43 |