Exposure
- ID
- GRAVI.2022-09-28T03:25:38.987_1
- Header ID
- GRAVI.2022-09-28T03:25:38.987
- Date updated
- 2022-09-28 03:41:31 UTC+0000
- Release date
- 2022-09-28 03:25:38 UTC+0000
- UTC Start
- 2022-09-28 03:25:38.987
- UTC End
- 2022-09-28 03:29:38.987
- MJD Start
- 59850.14281235
- MJD End
- 59850.1455901278
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0023445
- Ambient temperature (°C)
- 4.77
- Seeing (arcsec)
- 1.09
Observation
- ID
- 52549
- 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
- 39055
- Name
- HD187516
- RA
- 297.809199
- DEC
- -24.89851
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 74.8600 | 74.4040 | 147.7000 | 148.8000 |
| A0-J2 | 94.1660 | 92.8670 | 120.2000 | 121.1000 |
| A0-J3 | 106.5530 | 105.4070 | 58.4660 | 58.5360 |
| G1-J2 | 44.4240 | 43.8240 | 68.9000 | 69.1000 |
| G1-J3 | 129.4660 | 129.2770 | 23.1390 | 23.3940 |
| J2-J3 | 103.5150 | 103.5310 | 5.2180 | 5.7590 |
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 | 59850.14281235 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD187516 |
| HIERARCH ESO INS SOBJ NAME | HD187516 |
| RA | 297.809199 |
| DEC | -24.89851 |
| 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 | 74.86 |
| HIERARCH ESO ISS PBL12 END | 74.404 |
| HIERARCH ESO ISS PBLA12 START | 147.7 |
| HIERARCH ESO ISS PBLA12 END | 148.8 |
| HIERARCH ESO ISS PBL13 START | 94.166 |
| HIERARCH ESO ISS PBL13 END | 92.867 |
| HIERARCH ESO ISS PBLA13 START | 120.2 |
| HIERARCH ESO ISS PBLA13 END | 121.1 |
| HIERARCH ESO ISS PBL14 START | 106.553 |
| HIERARCH ESO ISS PBL14 END | 105.407 |
| HIERARCH ESO ISS PBLA14 START | 58.466 |
| HIERARCH ESO ISS PBLA14 END | 58.536 |
| HIERARCH ESO ISS PBL23 START | 44.424 |
| HIERARCH ESO ISS PBL23 END | 43.824 |
| HIERARCH ESO ISS PBLA23 START | 68.9 |
| HIERARCH ESO ISS PBLA23 END | 69.1 |
| HIERARCH ESO ISS PBL24 START | 129.466 |
| HIERARCH ESO ISS PBL24 END | 129.277 |
| HIERARCH ESO ISS PBLA24 START | 23.139 |
| HIERARCH ESO ISS PBLA24 END | 23.394 |
| HIERARCH ESO ISS PBL34 START | 103.515 |
| HIERARCH ESO ISS PBL34 END | 103.531 |
| HIERARCH ESO ISS PBLA34 START | 5.218 |
| HIERARCH ESO ISS PBLA34 END | 5.759 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002044 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002645 |
| HIERARCH ESO ISS AMBI TEMP | 4.77 |
| HIERARCH ESO ISS AMBI FWHM START | 1.17 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |