Exposure
- ID
- GRAVI.2022-09-27T04:05:25.560_1
- Header ID
- GRAVI.2022-09-27T04:05:25.560
- Date updated
- 2022-09-27 04:21:12 UTC+0000
- Release date
- 2023-09-27 04:21:12 UTC+0000
- UTC Start
- 2022-09-27 04:05:25.560
- UTC End
- 2022-09-27 04:12:05.560
- MJD Start
- 59849.17043472
- MJD End
- 59849.1750643496
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004156
- Ambient temperature (°C)
- 9.1
- Seeing (arcsec)
- 0.66
Observation
- ID
- 52539
- Category
- science
- Program ID
- 109.22XY.002
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
- Program Type
- Normal
- PI / COI
- GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ GIEREN/ KERVELLA/ MÉRAND
Target
- ID
- 39047
- Name
- LL_Aqr
- RA
- 338.674894
- DEC
- -3.5996
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 81.9150 | 80.8580 | 118.0000 | 118.5000 |
| A0-J2 | 122.2910 | 120.9700 | 93.9000 | 94.1000 |
| A0-J3 | 132.4040 | 132.4170 | 50.6850 | 50.7990 |
| G1-J2 | 58.1350 | 58.0300 | 58.8000 | 58.8000 |
| G1-J3 | 126.0420 | 126.3400 | 13.8280 | 14.4730 |
| J2-J3 | 94.2820 | 94.0140 | 348.0170 | 348.9250 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22XY.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59849.17043472 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | LL Aqr |
| HIERARCH ESO INS SOBJ NAME | LL_Aqr |
| RA | 338.674894 |
| DEC | -3.5996 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 81.915 |
| HIERARCH ESO ISS PBL12 END | 80.858 |
| HIERARCH ESO ISS PBLA12 START | 118.0 |
| HIERARCH ESO ISS PBLA12 END | 118.5 |
| HIERARCH ESO ISS PBL13 START | 122.291 |
| HIERARCH ESO ISS PBL13 END | 120.97 |
| HIERARCH ESO ISS PBLA13 START | 93.9 |
| HIERARCH ESO ISS PBLA13 END | 94.1 |
| HIERARCH ESO ISS PBL14 START | 132.404 |
| HIERARCH ESO ISS PBL14 END | 132.417 |
| HIERARCH ESO ISS PBLA14 START | 50.685 |
| HIERARCH ESO ISS PBLA14 END | 50.799 |
| HIERARCH ESO ISS PBL23 START | 58.135 |
| HIERARCH ESO ISS PBL23 END | 58.03 |
| HIERARCH ESO ISS PBLA23 START | 58.8 |
| HIERARCH ESO ISS PBLA23 END | 58.8 |
| HIERARCH ESO ISS PBL24 START | 126.042 |
| HIERARCH ESO ISS PBL24 END | 126.34 |
| HIERARCH ESO ISS PBLA24 START | 13.828 |
| HIERARCH ESO ISS PBLA24 END | 14.473 |
| HIERARCH ESO ISS PBL34 START | 94.282 |
| HIERARCH ESO ISS PBL34 END | 94.014 |
| HIERARCH ESO ISS PBLA34 START | 348.017 |
| HIERARCH ESO ISS PBLA34 END | 348.925 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004487 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003825 |
| HIERARCH ESO ISS AMBI TEMP | 9.1 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |