Exposure
- ID
- GRAVI.2025-02-19T05:15:09.679_1
- Header ID
- GRAVI.2025-02-19T05:15:09.679
- Date updated
- 2025-02-19 05:25:59 UTC+0000
- Release date
- 2025-02-19 05:15:09 UTC+0000
- UTC Start
- 2025-02-19 05:15:09.679
- UTC End
- 2025-02-19 05:19:09.679
- MJD Start
- 60725.21886203
- MJD End
- 60725.22163980778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040285
- Ambient temperature (°C)
- 12.02
- Seeing (arcsec)
- 0.8300000000000001
Observation
- ID
- 63697
- Category
- calibrator
- Program ID
- 114.276J.002
- Program Title
- VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
- Program Type
- Normal
- PI / COI
- LU / KRAUS / GARDNER
Target
- ID
- 47451
- Name
- HD_75158
- RA
- 131.979209
- DEC
- -11.34936
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 45.2690 | 45.1750 | 163.0000 | 163.6000 |
| A0-J2 | 116.6180 | 115.5950 | 98.5000 | 98.8000 |
| A0-J6 | 169.6700 | 169.6340 | 33.8760 | 34.0710 |
| B5-J2 | 105.3960 | 104.7110 | 75.7000 | 75.8000 |
| B5-J6 | 201.3220 | 201.4280 | 23.8290 | 24.1100 |
| J2-J6 | 159.4060 | 159.2850 | 352.5090 | 353.0680 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.276J.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60725.21886203 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 75158 |
| HIERARCH ESO INS SOBJ NAME | HD_75158 |
| RA | 131.979209 |
| DEC | -11.34936 |
| 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 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 45.269 |
| HIERARCH ESO ISS PBL12 END | 45.175 |
| HIERARCH ESO ISS PBLA12 START | 163.0 |
| HIERARCH ESO ISS PBLA12 END | 163.6 |
| HIERARCH ESO ISS PBL13 START | 116.618 |
| HIERARCH ESO ISS PBL13 END | 115.595 |
| HIERARCH ESO ISS PBLA13 START | 98.5 |
| HIERARCH ESO ISS PBLA13 END | 98.8 |
| HIERARCH ESO ISS PBL14 START | 169.67 |
| HIERARCH ESO ISS PBL14 END | 169.634 |
| HIERARCH ESO ISS PBLA14 START | 33.876 |
| HIERARCH ESO ISS PBLA14 END | 34.071 |
| HIERARCH ESO ISS PBL23 START | 105.396 |
| HIERARCH ESO ISS PBL23 END | 104.711 |
| HIERARCH ESO ISS PBLA23 START | 75.7 |
| HIERARCH ESO ISS PBLA23 END | 75.8 |
| HIERARCH ESO ISS PBL24 START | 201.322 |
| HIERARCH ESO ISS PBL24 END | 201.428 |
| HIERARCH ESO ISS PBLA24 START | 23.829 |
| HIERARCH ESO ISS PBLA24 END | 24.11 |
| HIERARCH ESO ISS PBL34 START | 159.406 |
| HIERARCH ESO ISS PBL34 END | 159.285 |
| HIERARCH ESO ISS PBLA34 START | 352.509 |
| HIERARCH ESO ISS PBLA34 END | 353.068 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004077 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00398 |
| HIERARCH ESO ISS AMBI TEMP | 12.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.87 |