Exposure
- ID
- GRAVI.2025-04-28T04:34:39.477_1
- Header ID
- GRAVI.2025-04-28T04:34:39.477
- Date updated
- 2025-04-28 04:50:40 UTC+0000
- Release date
- 2026-04-28 04:50:40 UTC+0000
- UTC Start
- 2025-04-28 04:34:39.477
- UTC End
- 2025-04-28 04:41:19.477
- MJD Start
- 60793.19073469
- MJD End
- 60793.195364319625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0065995
- Ambient temperature (°C)
- 13.16
- Seeing (arcsec)
- 0.44
Observation
- ID
- 66997
- Category
- science
- Program ID
- 115.28G0.003
- 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
- 49811
- Name
- TYC_6768-1364-1
- RA
- 234.368087
- DEC
- -25.50166
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.4660 | 87.1290 | 108.3000 | 108.9000 |
| A0-J2 | 122.8220 | 123.8690 | 84.0000 | 84.8000 |
| A0-K0 | 122.8680 | 123.6930 | 61.2500 | 62.2040 |
| G1-J2 | 56.6520 | 56.9030 | 45.0000 | 46.0000 |
| G1-K0 | 90.0280 | 90.0980 | 16.5510 | 17.4430 |
| J2-K0 | 48.4510 | 48.4840 | 342.6780 | 343.2960 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28G0.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60793.19073469 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | TYC 6768-1364-1 |
| HIERARCH ESO INS SOBJ NAME | TYC_6768-1364-1 |
| RA | 234.368087 |
| DEC | -25.50166 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 86.466 |
| HIERARCH ESO ISS PBL12 END | 87.129 |
| HIERARCH ESO ISS PBLA12 START | 108.3 |
| HIERARCH ESO ISS PBLA12 END | 108.9 |
| HIERARCH ESO ISS PBL13 START | 122.822 |
| HIERARCH ESO ISS PBL13 END | 123.869 |
| HIERARCH ESO ISS PBLA13 START | 84.0 |
| HIERARCH ESO ISS PBLA13 END | 84.8 |
| HIERARCH ESO ISS PBL14 START | 122.868 |
| HIERARCH ESO ISS PBL14 END | 123.693 |
| HIERARCH ESO ISS PBLA14 START | 61.25 |
| HIERARCH ESO ISS PBLA14 END | 62.204 |
| HIERARCH ESO ISS PBL23 START | 56.652 |
| HIERARCH ESO ISS PBL23 END | 56.903 |
| HIERARCH ESO ISS PBLA23 START | 45.0 |
| HIERARCH ESO ISS PBLA23 END | 46.0 |
| HIERARCH ESO ISS PBL24 START | 90.028 |
| HIERARCH ESO ISS PBL24 END | 90.098 |
| HIERARCH ESO ISS PBLA24 START | 16.551 |
| HIERARCH ESO ISS PBLA24 END | 17.443 |
| HIERARCH ESO ISS PBL34 START | 48.451 |
| HIERARCH ESO ISS PBL34 END | 48.484 |
| HIERARCH ESO ISS PBLA34 START | 342.678 |
| HIERARCH ESO ISS PBLA34 END | 343.296 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00672 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006479 |
| HIERARCH ESO ISS AMBI TEMP | 13.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.36 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |