Exposure
- ID
- GRAVI.2021-10-12T07:22:52.440_1
- Header ID
- GRAVI.2021-10-12T07:22:52.440
- Date updated
- 2021-10-12 07:35:57 UTC+0000
- Release date
- 2022-10-12 07:35:57 UTC+0000
- UTC Start
- 2021-10-12 07:22:52.440
- UTC End
- 2021-10-12 07:26:52.440
- MJD Start
- 59499.30755139
- MJD End
- 59499.3103291678
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002387
- Ambient temperature (°C)
- 12.93
- Seeing (arcsec)
- 1.02
Observation
- ID
- 48495
- Category
- science
- Program ID
- 108.221X.001
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
- Program Type
- Normal
- PI / COI
- GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
- ID
- 36353
- Name
- HD285970
- RA
- 70.756487
- DEC
- 18.71119
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 67.6740 | 67.8310 | 274.3000 | 273.9000 |
| K0-D0 | 89.1000 | 89.7000 | 258.4000 | 258.2000 |
| K0-J3 | 47.8240 | 47.5020 | 322.8050 | 322.9760 |
| G2-D0 | 30.2890 | 30.5870 | 220.8000 | 221.2000 |
| G2-J3 | 50.7860 | 51.3120 | 49.4260 | 49.5890 |
| D0-J3 | 80.8620 | 81.6910 | 46.2220 | 46.4390 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.221X.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59499.30755139 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD285970 |
| HIERARCH ESO INS SOBJ NAME | HD285970 |
| RA | 70.756487 |
| DEC | 18.71119 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 67.674 |
| HIERARCH ESO ISS PBL12 END | 67.831 |
| HIERARCH ESO ISS PBLA12 START | 274.3 |
| HIERARCH ESO ISS PBLA12 END | 273.9 |
| HIERARCH ESO ISS PBL13 START | 89.1 |
| HIERARCH ESO ISS PBL13 END | 89.7 |
| HIERARCH ESO ISS PBLA13 START | 258.4 |
| HIERARCH ESO ISS PBLA13 END | 258.2 |
| HIERARCH ESO ISS PBL14 START | 47.824 |
| HIERARCH ESO ISS PBL14 END | 47.502 |
| HIERARCH ESO ISS PBLA14 START | 322.805 |
| HIERARCH ESO ISS PBLA14 END | 322.976 |
| HIERARCH ESO ISS PBL23 START | 30.289 |
| HIERARCH ESO ISS PBL23 END | 30.587 |
| HIERARCH ESO ISS PBLA23 START | 220.8 |
| HIERARCH ESO ISS PBLA23 END | 221.2 |
| HIERARCH ESO ISS PBL24 START | 50.786 |
| HIERARCH ESO ISS PBL24 END | 51.312 |
| HIERARCH ESO ISS PBLA24 START | 49.426 |
| HIERARCH ESO ISS PBLA24 END | 49.589 |
| HIERARCH ESO ISS PBL34 START | 80.862 |
| HIERARCH ESO ISS PBL34 END | 81.691 |
| HIERARCH ESO ISS PBLA34 START | 46.222 |
| HIERARCH ESO ISS PBLA34 END | 46.439 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002255 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002519 |
| HIERARCH ESO ISS AMBI TEMP | 12.93 |
| HIERARCH ESO ISS AMBI FWHM START | 1.12 |
| HIERARCH ESO ISS AMBI FWHM END | 0.92 |