Exposure
- ID
- GRAVI.2023-01-20T00:36:58.278_1
- Header ID
- GRAVI.2023-01-20T00:36:58.278
- Date updated
- 2023-01-20 00:46:38 UTC+0000
- Release date
- 2024-01-20 00:46:38 UTC+0000
- UTC Start
- 2023-01-20 00:36:58.278
- UTC End
- 2023-01-20 00:40:58.278
- MJD Start
- 59964.02567451
- MJD End
- 59964.0284522878
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003367
- Ambient temperature (°C)
- 15.05
- Seeing (arcsec)
- 0.875
Observation
- ID
- 53237
- 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
- 39595
- Name
- HD285970
- RA
- 70.756509
- DEC
- 18.71116
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 67.0220 | 67.2460 | 275.4000 | 275.1000 |
| K0-D0 | 86.9650 | 87.6520 | 259.3000 | 259.0000 |
| K0-J3 | 48.8400 | 48.5320 | 322.3330 | 322.4630 |
| G2-D0 | 29.3040 | 29.6080 | 219.7000 | 220.1000 |
| G2-J3 | 49.0220 | 49.5720 | 48.7840 | 49.0010 |
| D0-J3 | 78.0970 | 78.9560 | 45.3960 | 45.6710 |
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 | 59964.02567451 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD285970 |
| HIERARCH ESO INS SOBJ NAME | HD285970 |
| RA | 70.756509 |
| DEC | 18.71116 |
| 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 | 67.022 |
| HIERARCH ESO ISS PBL12 END | 67.246 |
| HIERARCH ESO ISS PBLA12 START | 275.4 |
| HIERARCH ESO ISS PBLA12 END | 275.1 |
| HIERARCH ESO ISS PBL13 START | 86.965 |
| HIERARCH ESO ISS PBL13 END | 87.652 |
| HIERARCH ESO ISS PBLA13 START | 259.3 |
| HIERARCH ESO ISS PBLA13 END | 259.0 |
| HIERARCH ESO ISS PBL14 START | 48.84 |
| HIERARCH ESO ISS PBL14 END | 48.532 |
| HIERARCH ESO ISS PBLA14 START | 322.333 |
| HIERARCH ESO ISS PBLA14 END | 322.463 |
| HIERARCH ESO ISS PBL23 START | 29.304 |
| HIERARCH ESO ISS PBL23 END | 29.608 |
| HIERARCH ESO ISS PBLA23 START | 219.7 |
| HIERARCH ESO ISS PBLA23 END | 220.1 |
| HIERARCH ESO ISS PBL24 START | 49.022 |
| HIERARCH ESO ISS PBL24 END | 49.572 |
| HIERARCH ESO ISS PBLA24 START | 48.784 |
| HIERARCH ESO ISS PBLA24 END | 49.001 |
| HIERARCH ESO ISS PBL34 START | 78.097 |
| HIERARCH ESO ISS PBL34 END | 78.956 |
| HIERARCH ESO ISS PBLA34 START | 45.396 |
| HIERARCH ESO ISS PBLA34 END | 45.671 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00401 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002724 |
| HIERARCH ESO ISS AMBI TEMP | 15.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 1.05 |