Exposure
- ID
- GRAVI.2024-05-11T09:40:40.404_1
- Header ID
- GRAVI.2024-05-11T09:40:40.404
- Date updated
- 2024-05-11 09:50:46 UTC+0000
- Release date
- 2025-05-11 09:50:46 UTC+0000
- UTC Start
- 2024-05-11 09:40:40.404
- UTC End
- 2024-05-11 09:42:00.404
- MJD Start
- 60441.40324542
- MJD End
- 60441.4041713459
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0019725
- Ambient temperature (°C)
- 12.67
- Seeing (arcsec)
- 0.805
Observation
- ID
- 59214
- Category
- science
- Program ID
- 113.26BP.001
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART IV
- Program Type
- Normal
- PI / COI
- GALLENNE / PIETRZYNSKI / KERVELLA / MÉRAND / GIEREN / GRACZYK
Target
- ID
- 43881
- Name
- alpha_Equ
- RA
- 318.954055
- DEC
- 5.24734
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.4970 | 90.5040 | 113.7000 | 113.7000 |
| A0-J2 | 125.7610 | 125.9560 | 93.9000 | 93.9000 |
| A0-K0 | 117.3720 | 117.6970 | 73.5590 | 73.5700 |
| G1-J2 | 50.8630 | 51.0210 | 56.9000 | 57.0000 |
| G1-K0 | 75.6780 | 75.8090 | 23.1120 | 23.3060 |
| J2-K0 | 43.7620 | 43.7200 | 342.8600 | 343.0020 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26BP.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60441.40324542 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | alpha-Equ |
| HIERARCH ESO INS SOBJ NAME | alpha_Equ |
| RA | 318.954055 |
| DEC | 5.24734 |
| 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 | K0 |
| EXPTIME | 96.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 90.497 |
| HIERARCH ESO ISS PBL12 END | 90.504 |
| HIERARCH ESO ISS PBLA12 START | 113.7 |
| HIERARCH ESO ISS PBLA12 END | 113.7 |
| HIERARCH ESO ISS PBL13 START | 125.761 |
| HIERARCH ESO ISS PBL13 END | 125.956 |
| HIERARCH ESO ISS PBLA13 START | 93.9 |
| HIERARCH ESO ISS PBLA13 END | 93.9 |
| HIERARCH ESO ISS PBL14 START | 117.372 |
| HIERARCH ESO ISS PBL14 END | 117.697 |
| HIERARCH ESO ISS PBLA14 START | 73.559 |
| HIERARCH ESO ISS PBLA14 END | 73.57 |
| HIERARCH ESO ISS PBL23 START | 50.863 |
| HIERARCH ESO ISS PBL23 END | 51.021 |
| HIERARCH ESO ISS PBLA23 START | 56.9 |
| HIERARCH ESO ISS PBLA23 END | 57.0 |
| HIERARCH ESO ISS PBL24 START | 75.678 |
| HIERARCH ESO ISS PBL24 END | 75.809 |
| HIERARCH ESO ISS PBLA24 START | 23.112 |
| HIERARCH ESO ISS PBLA24 END | 23.306 |
| HIERARCH ESO ISS PBL34 START | 43.762 |
| HIERARCH ESO ISS PBL34 END | 43.72 |
| HIERARCH ESO ISS PBLA34 START | 342.86 |
| HIERARCH ESO ISS PBLA34 END | 343.002 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001942 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002003 |
| HIERARCH ESO ISS AMBI TEMP | 12.67 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |