Exposure
- ID
- GRAVI.2024-09-04T07:57:24.906_1
- Header ID
- GRAVI.2024-09-04T07:57:24.906
- Date updated
- 2024-09-04 08:10:43 UTC+0000
- Release date
- 2025-09-04 08:10:43 UTC+0000
- UTC Start
- 2024-09-04 07:57:24.906
- UTC End
- 2024-09-04 08:04:04.906
- MJD Start
- 60557.33153826
- MJD End
- 60557.336167889625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004548999999999999
- Ambient temperature (°C)
- 14.34
- Seeing (arcsec)
- 0.605
Observation
- ID
- 60587
- Category
- science
- Program ID
- 113.26GP.003
- Program Title
- VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW METALLICITY
- Program Type
- Normal
- PI / COI
- LU / KRAUS / GARDNER
Target
- ID
- 45029
- Name
- HD_23684
- RA
- 56.585351
- DEC
- -20.82678
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 85.5550 | 86.3080 | 108.7000 | 109.1000 |
| A0-J2 | 119.6690 | 120.9830 | 84.1000 | 84.8000 |
| A0-K0 | 118.8900 | 120.0160 | 60.5770 | 61.4840 |
| G1-J2 | 54.9490 | 55.3150 | 43.7000 | 44.7000 |
| G1-K0 | 88.7070 | 88.8350 | 14.6970 | 15.6110 |
| J2-K0 | 48.6290 | 48.6390 | 341.4400 | 342.0100 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26GP.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60557.33153826 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 23684 |
| HIERARCH ESO INS SOBJ NAME | HD_23684 |
| RA | 56.585351 |
| DEC | -20.82678 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 85.555 |
| HIERARCH ESO ISS PBL12 END | 86.308 |
| HIERARCH ESO ISS PBLA12 START | 108.7 |
| HIERARCH ESO ISS PBLA12 END | 109.1 |
| HIERARCH ESO ISS PBL13 START | 119.669 |
| HIERARCH ESO ISS PBL13 END | 120.983 |
| HIERARCH ESO ISS PBLA13 START | 84.1 |
| HIERARCH ESO ISS PBLA13 END | 84.8 |
| HIERARCH ESO ISS PBL14 START | 118.89 |
| HIERARCH ESO ISS PBL14 END | 120.016 |
| HIERARCH ESO ISS PBLA14 START | 60.577 |
| HIERARCH ESO ISS PBLA14 END | 61.484 |
| HIERARCH ESO ISS PBL23 START | 54.949 |
| HIERARCH ESO ISS PBL23 END | 55.315 |
| HIERARCH ESO ISS PBLA23 START | 43.7 |
| HIERARCH ESO ISS PBLA23 END | 44.7 |
| HIERARCH ESO ISS PBL24 START | 88.707 |
| HIERARCH ESO ISS PBL24 END | 88.835 |
| HIERARCH ESO ISS PBLA24 START | 14.697 |
| HIERARCH ESO ISS PBLA24 END | 15.611 |
| HIERARCH ESO ISS PBL34 START | 48.629 |
| HIERARCH ESO ISS PBL34 END | 48.639 |
| HIERARCH ESO ISS PBLA34 START | 341.44 |
| HIERARCH ESO ISS PBLA34 END | 342.01 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00497 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004128 |
| HIERARCH ESO ISS AMBI TEMP | 14.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |