Exposure
- ID
- GRAVI.2024-07-16T08:52:22.692_1
- Header ID
- GRAVI.2024-07-16T08:52:22.692
- Date updated
- 2024-07-16 09:05:39 UTC+0000
- Release date
- 2025-07-16 09:05:39 UTC+0000
- UTC Start
- 2024-07-16 08:52:22.692
- UTC End
- 2024-07-16 08:56:22.692
- MJD Start
- 60507.36970708
- MJD End
- 60507.3724848578
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006065
- Ambient temperature (°C)
- 13.96
- Seeing (arcsec)
- 0.96
Observation
- ID
- 60125
- Category
- science
- Program ID
- 113.26GP.001
- 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
- 44634
- Name
- HD_26247
- RA
- 61.57184
- DEC
- -55.24408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 28.5050 | 28.8840 | 113.6000 | 114.1000 |
| A0-J2 | 108.3060 | 108.7110 | 32.6000 | 33.8000 |
| A0-J6 | 158.8350 | 158.9300 | 350.9550 | 351.6030 |
| B5-J2 | 107.5900 | 107.6910 | 17.4000 | 18.5000 |
| B5-J6 | 175.8580 | 176.1560 | 343.1130 | 343.6590 |
| J2-J6 | 106.0790 | 107.1500 | 308.2270 | 308.6410 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26GP.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60507.36970708 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 26247 |
| HIERARCH ESO INS SOBJ NAME | HD_26247 |
| RA | 61.57184 |
| DEC | -55.24408 |
| 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 | 28.505 |
| HIERARCH ESO ISS PBL12 END | 28.884 |
| HIERARCH ESO ISS PBLA12 START | 113.6 |
| HIERARCH ESO ISS PBLA12 END | 114.1 |
| HIERARCH ESO ISS PBL13 START | 108.306 |
| HIERARCH ESO ISS PBL13 END | 108.711 |
| HIERARCH ESO ISS PBLA13 START | 32.6 |
| HIERARCH ESO ISS PBLA13 END | 33.8 |
| HIERARCH ESO ISS PBL14 START | 158.835 |
| HIERARCH ESO ISS PBL14 END | 158.93 |
| HIERARCH ESO ISS PBLA14 START | 350.955 |
| HIERARCH ESO ISS PBLA14 END | 351.603 |
| HIERARCH ESO ISS PBL23 START | 107.59 |
| HIERARCH ESO ISS PBL23 END | 107.691 |
| HIERARCH ESO ISS PBLA23 START | 17.4 |
| HIERARCH ESO ISS PBLA23 END | 18.5 |
| HIERARCH ESO ISS PBL24 START | 175.858 |
| HIERARCH ESO ISS PBL24 END | 176.156 |
| HIERARCH ESO ISS PBLA24 START | 343.113 |
| HIERARCH ESO ISS PBLA24 END | 343.659 |
| HIERARCH ESO ISS PBL34 START | 106.079 |
| HIERARCH ESO ISS PBL34 END | 107.15 |
| HIERARCH ESO ISS PBLA34 START | 308.227 |
| HIERARCH ESO ISS PBLA34 END | 308.641 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006867 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005263 |
| HIERARCH ESO ISS AMBI TEMP | 13.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.91 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |