Exposure
- ID
- GRAVI.2024-11-22T02:12:19.298_1
- Header ID
- GRAVI.2024-11-22T02:12:19.298
- Date updated
- 2024-11-22 02:25:47 UTC+0000
- Release date
- 2025-11-22 02:25:47 UTC+0000
- UTC Start
- 2024-11-22 02:12:19.298
- UTC End
- 2024-11-22 02:18:19.298
- MJD Start
- 60636.09189002
- MJD End
- 60636.0960566867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005735
- Ambient temperature (°C)
- 13.8
- Seeing (arcsec)
- 0.855
Observation
- ID
- 61939
- 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
- 46057
- Name
- HD_25156
- RA
- 59.661113
- DEC
- -31.59536
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 76.8430 | 77.9170 | 99.7000 | 100.4000 |
| A0-J2 | 111.5120 | 112.9370 | 72.6000 | 73.7000 |
| A0-K0 | 116.7780 | 117.6880 | 49.0670 | 50.2610 |
| G1-J2 | 55.5370 | 55.7600 | 33.5000 | 34.7000 |
| G1-K0 | 90.3700 | 90.3850 | 7.9440 | 8.8250 |
| J2-K0 | 46.8920 | 47.0060 | 337.1640 | 337.6470 |
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 | 60636.09189002 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 25156 |
| HIERARCH ESO INS SOBJ NAME | HD_25156 |
| RA | 59.661113 |
| DEC | -31.59536 |
| 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 | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 76.843 |
| HIERARCH ESO ISS PBL12 END | 77.917 |
| HIERARCH ESO ISS PBLA12 START | 99.7 |
| HIERARCH ESO ISS PBLA12 END | 100.4 |
| HIERARCH ESO ISS PBL13 START | 111.512 |
| HIERARCH ESO ISS PBL13 END | 112.937 |
| HIERARCH ESO ISS PBLA13 START | 72.6 |
| HIERARCH ESO ISS PBLA13 END | 73.7 |
| HIERARCH ESO ISS PBL14 START | 116.778 |
| HIERARCH ESO ISS PBL14 END | 117.688 |
| HIERARCH ESO ISS PBLA14 START | 49.067 |
| HIERARCH ESO ISS PBLA14 END | 50.261 |
| HIERARCH ESO ISS PBL23 START | 55.537 |
| HIERARCH ESO ISS PBL23 END | 55.76 |
| HIERARCH ESO ISS PBLA23 START | 33.5 |
| HIERARCH ESO ISS PBLA23 END | 34.7 |
| HIERARCH ESO ISS PBL24 START | 90.37 |
| HIERARCH ESO ISS PBL24 END | 90.385 |
| HIERARCH ESO ISS PBLA24 START | 7.944 |
| HIERARCH ESO ISS PBLA24 END | 8.825 |
| HIERARCH ESO ISS PBL34 START | 46.892 |
| HIERARCH ESO ISS PBL34 END | 47.006 |
| HIERARCH ESO ISS PBLA34 START | 337.164 |
| HIERARCH ESO ISS PBLA34 END | 337.647 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00595 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00552 |
| HIERARCH ESO ISS AMBI TEMP | 13.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.95 |