Exposure
- ID
- GRAVI.2022-05-09T09:14:03.849_1
- Header ID
- GRAVI.2022-05-09T09:14:03.849
- Date updated
- 2022-05-09 09:27:53 UTC+0000
- Release date
- 2022-05-09 09:14:03 UTC+0000
- UTC Start
- 2022-05-09 09:14:03.849
- UTC End
- 2022-05-09 09:18:03.849
- MJD Start
- 59708.38476677
- MJD End
- 59708.3875445478
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001746
- Ambient temperature (°C)
- 7.18
- Seeing (arcsec)
- 1.665
Observation
- ID
- 50850
- Category
- calibrator
- Program ID
- 109.22XY.001
- 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
- 37932
- Name
- HD171706
- RA
- 279.113181
- DEC
- -4.57619
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 83.4000 | 82.8130 | 117.9000 | 118.2000 |
| A0-J2 | 123.7480 | 123.0380 | 94.1000 | 94.2000 |
| A0-J3 | 132.3560 | 132.4020 | 50.4940 | 50.5920 |
| G1-J2 | 58.1910 | 58.1500 | 58.7000 | 58.8000 |
| G1-J3 | 126.4430 | 126.6080 | 12.9800 | 13.3800 |
| J2-J3 | 95.3930 | 95.2240 | 347.0840 | 347.6180 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22XY.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59708.38476677 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD171706 |
| HIERARCH ESO INS SOBJ NAME | HD171706 |
| RA | 279.113181 |
| DEC | -4.57619 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 83.4 |
| HIERARCH ESO ISS PBL12 END | 82.813 |
| HIERARCH ESO ISS PBLA12 START | 117.9 |
| HIERARCH ESO ISS PBLA12 END | 118.2 |
| HIERARCH ESO ISS PBL13 START | 123.748 |
| HIERARCH ESO ISS PBL13 END | 123.038 |
| HIERARCH ESO ISS PBLA13 START | 94.1 |
| HIERARCH ESO ISS PBLA13 END | 94.2 |
| HIERARCH ESO ISS PBL14 START | 132.356 |
| HIERARCH ESO ISS PBL14 END | 132.402 |
| HIERARCH ESO ISS PBLA14 START | 50.494 |
| HIERARCH ESO ISS PBLA14 END | 50.592 |
| HIERARCH ESO ISS PBL23 START | 58.191 |
| HIERARCH ESO ISS PBL23 END | 58.15 |
| HIERARCH ESO ISS PBLA23 START | 58.7 |
| HIERARCH ESO ISS PBLA23 END | 58.8 |
| HIERARCH ESO ISS PBL24 START | 126.443 |
| HIERARCH ESO ISS PBL24 END | 126.608 |
| HIERARCH ESO ISS PBLA24 START | 12.98 |
| HIERARCH ESO ISS PBLA24 END | 13.38 |
| HIERARCH ESO ISS PBL34 START | 95.393 |
| HIERARCH ESO ISS PBL34 END | 95.224 |
| HIERARCH ESO ISS PBLA34 START | 347.084 |
| HIERARCH ESO ISS PBLA34 END | 347.618 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001737 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001755 |
| HIERARCH ESO ISS AMBI TEMP | 7.18 |
| HIERARCH ESO ISS AMBI FWHM START | 1.65 |
| HIERARCH ESO ISS AMBI FWHM END | 1.68 |