Exposure
- ID
- GRAVI.2025-02-05T03:43:08.388_1
- Header ID
- GRAVI.2025-02-05T03:43:08.388
- Date updated
- 2025-02-05 03:55:44 UTC+0000
- Release date
- 2026-02-05 03:55:44 UTC+0000
- UTC Start
- 2025-02-05 03:43:08.388
- UTC End
- 2025-02-05 03:47:08.388
- MJD Start
- 60711.1549582
- MJD End
- 60711.15773597778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008231500000000001
- Ambient temperature (°C)
- 14.73
- Seeing (arcsec)
- 1.03
Observation
- ID
- 63641
- 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
- 47409
- Name
- TYC_7157-1169-1
- RA
- 139.953001
- DEC
- -33.04359
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 85.6860 | 86.1100 | 106.3000 | 106.8000 |
| A0-J2 | 123.8980 | 124.4480 | 82.1000 | 82.7000 |
| A0-K0 | 125.2110 | 125.5570 | 60.0610 | 60.7310 |
| G1-J2 | 57.7290 | 57.8090 | 44.5000 | 45.2000 |
| G1-K0 | 90.4450 | 90.4310 | 16.8820 | 17.4350 |
| J2-K0 | 47.5520 | 47.5980 | 342.6180 | 343.0170 |
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 | 60711.1549582 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | TYC 7157-1169-1 |
| HIERARCH ESO INS SOBJ NAME | TYC_7157-1169-1 |
| RA | 139.953001 |
| DEC | -33.04359 |
| 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 | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 85.686 |
| HIERARCH ESO ISS PBL12 END | 86.11 |
| HIERARCH ESO ISS PBLA12 START | 106.3 |
| HIERARCH ESO ISS PBLA12 END | 106.8 |
| HIERARCH ESO ISS PBL13 START | 123.898 |
| HIERARCH ESO ISS PBL13 END | 124.448 |
| HIERARCH ESO ISS PBLA13 START | 82.1 |
| HIERARCH ESO ISS PBLA13 END | 82.7 |
| HIERARCH ESO ISS PBL14 START | 125.211 |
| HIERARCH ESO ISS PBL14 END | 125.557 |
| HIERARCH ESO ISS PBLA14 START | 60.061 |
| HIERARCH ESO ISS PBLA14 END | 60.731 |
| HIERARCH ESO ISS PBL23 START | 57.729 |
| HIERARCH ESO ISS PBL23 END | 57.809 |
| HIERARCH ESO ISS PBLA23 START | 44.5 |
| HIERARCH ESO ISS PBLA23 END | 45.2 |
| HIERARCH ESO ISS PBL24 START | 90.445 |
| HIERARCH ESO ISS PBL24 END | 90.431 |
| HIERARCH ESO ISS PBLA24 START | 16.882 |
| HIERARCH ESO ISS PBLA24 END | 17.435 |
| HIERARCH ESO ISS PBL34 START | 47.552 |
| HIERARCH ESO ISS PBL34 END | 47.598 |
| HIERARCH ESO ISS PBLA34 START | 342.618 |
| HIERARCH ESO ISS PBLA34 END | 343.017 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006244 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010219 |
| HIERARCH ESO ISS AMBI TEMP | 14.73 |
| HIERARCH ESO ISS AMBI FWHM START | 1.13 |
| HIERARCH ESO ISS AMBI FWHM END | 0.93 |