Exposure
- ID
- GRAVI.2025-02-19T04:56:00.630_1
- Header ID
- GRAVI.2025-02-19T04:56:00.630
- Date updated
- 2025-02-19 05:06:11 UTC+0000
- Release date
- 2026-02-19 05:06:11 UTC+0000
- UTC Start
- 2025-02-19 04:56:00.630
- UTC End
- 2025-02-19 05:00:00.630
- MJD Start
- 60725.20556285
- MJD End
- 60725.20834062778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057725
- Ambient temperature (°C)
- 12.86
- Seeing (arcsec)
- 0.555
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 | 45.5260 | 45.4150 | 159.2000 | 159.8000 |
| A0-J2 | 121.9730 | 121.1770 | 96.4000 | 96.6000 |
| A0-J6 | 169.3360 | 169.4370 | 32.5310 | 32.7740 |
| B5-J2 | 109.0380 | 108.5700 | 74.5000 | 74.7000 |
| B5-J6 | 199.9120 | 200.1020 | 22.0110 | 22.3350 |
| J2-J6 | 159.1530 | 158.9710 | 349.0720 | 349.6120 |
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 | 60725.20556285 |
| 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 | 45.526 |
| HIERARCH ESO ISS PBL12 END | 45.415 |
| HIERARCH ESO ISS PBLA12 START | 159.2 |
| HIERARCH ESO ISS PBLA12 END | 159.8 |
| HIERARCH ESO ISS PBL13 START | 121.973 |
| HIERARCH ESO ISS PBL13 END | 121.177 |
| HIERARCH ESO ISS PBLA13 START | 96.4 |
| HIERARCH ESO ISS PBLA13 END | 96.6 |
| HIERARCH ESO ISS PBL14 START | 169.336 |
| HIERARCH ESO ISS PBL14 END | 169.437 |
| HIERARCH ESO ISS PBLA14 START | 32.531 |
| HIERARCH ESO ISS PBLA14 END | 32.774 |
| HIERARCH ESO ISS PBL23 START | 109.038 |
| HIERARCH ESO ISS PBL23 END | 108.57 |
| HIERARCH ESO ISS PBLA23 START | 74.5 |
| HIERARCH ESO ISS PBLA23 END | 74.7 |
| HIERARCH ESO ISS PBL24 START | 199.912 |
| HIERARCH ESO ISS PBL24 END | 200.102 |
| HIERARCH ESO ISS PBLA24 START | 22.011 |
| HIERARCH ESO ISS PBLA24 END | 22.335 |
| HIERARCH ESO ISS PBL34 START | 159.153 |
| HIERARCH ESO ISS PBL34 END | 158.971 |
| HIERARCH ESO ISS PBLA34 START | 349.072 |
| HIERARCH ESO ISS PBLA34 END | 349.612 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006113 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005432 |
| HIERARCH ESO ISS AMBI TEMP | 12.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |