Exposure
- ID
- GRAVI.2025-02-19T04:46:42.607_1
- Header ID
- GRAVI.2025-02-19T04:46:42.607
- Date updated
- 2025-02-19 04:56:00 UTC+0000
- Release date
- 2026-02-19 04:55:59 UTC+0000
- UTC Start
- 2025-02-19 04:46:42.607
- UTC End
- 2025-02-19 04:50:42.607
- MJD Start
- 60725.19910425
- MJD End
- 60725.20188202778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005379500000000001
- Ambient temperature (°C)
- 12.75
- Seeing (arcsec)
- 0.6950000000000001
Observation
- ID
- 63696
- Category
- science
- 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
- 47450
- Name
- BD-09_2691
- RA
- 133.743073
- DEC
- -10.02413
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 45.7710 | 45.6580 | 158.0000 | 158.6000 |
| A0-J2 | 123.5740 | 122.8650 | 95.9000 | 96.1000 |
| A0-J6 | 169.0630 | 169.1970 | 31.9780 | 32.2350 |
| B5-J2 | 109.9400 | 109.5470 | 74.3000 | 74.4000 |
| B5-J6 | 199.4750 | 199.6790 | 21.2890 | 21.6220 |
| J2-J6 | 159.5760 | 159.3790 | 347.9190 | 348.4420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.276J.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60725.19910425 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | BD-09 2691 |
| HIERARCH ESO INS SOBJ NAME | BD-09_2691 |
| RA | 133.743073 |
| DEC | -10.02413 |
| 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 | 45.771 |
| HIERARCH ESO ISS PBL12 END | 45.658 |
| HIERARCH ESO ISS PBLA12 START | 158.0 |
| HIERARCH ESO ISS PBLA12 END | 158.6 |
| HIERARCH ESO ISS PBL13 START | 123.574 |
| HIERARCH ESO ISS PBL13 END | 122.865 |
| HIERARCH ESO ISS PBLA13 START | 95.9 |
| HIERARCH ESO ISS PBLA13 END | 96.1 |
| HIERARCH ESO ISS PBL14 START | 169.063 |
| HIERARCH ESO ISS PBL14 END | 169.197 |
| HIERARCH ESO ISS PBLA14 START | 31.978 |
| HIERARCH ESO ISS PBLA14 END | 32.235 |
| HIERARCH ESO ISS PBL23 START | 109.94 |
| HIERARCH ESO ISS PBL23 END | 109.547 |
| HIERARCH ESO ISS PBLA23 START | 74.3 |
| HIERARCH ESO ISS PBLA23 END | 74.4 |
| HIERARCH ESO ISS PBL24 START | 199.475 |
| HIERARCH ESO ISS PBL24 END | 199.679 |
| HIERARCH ESO ISS PBLA24 START | 21.289 |
| HIERARCH ESO ISS PBLA24 END | 21.622 |
| HIERARCH ESO ISS PBL34 START | 159.576 |
| HIERARCH ESO ISS PBL34 END | 159.379 |
| HIERARCH ESO ISS PBLA34 START | 347.919 |
| HIERARCH ESO ISS PBLA34 END | 348.442 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005734 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005025 |
| HIERARCH ESO ISS AMBI TEMP | 12.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |