Exposure
- ID
- GRAVI.2025-05-25T01:30:57.739_1
- Header ID
- GRAVI.2025-05-25T01:30:57.739
- Date updated
- 2025-05-25 01:46:35 UTC+0000
- Release date
- 2025-05-25 01:30:57 UTC+0000
- UTC Start
- 2025-05-25 01:30:57.739
- UTC End
- 2025-05-25 01:37:37.739
- MJD Start
- 60820.06316827
- MJD End
- 60820.067797899625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005705
- Ambient temperature (°C)
- 13.73
- Seeing (arcsec)
- 0.495
Observation
- ID
- 67563
- Category
- calibrator
- 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
- 50252
- Name
- HD_115840
- RA
- 200.113173
- DEC
- -47.54571
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 68.1680 | 68.2550 | 267.6000 | 268.8000 |
| K0-D0 | 95.7470 | 95.6020 | 248.7000 | 249.9000 |
| K0-J3 | 52.3720 | 52.5960 | 328.2320 | 329.1150 |
| G2-D0 | 38.2640 | 38.1290 | 213.4000 | 214.4000 |
| G2-J3 | 62.3850 | 62.1590 | 40.5190 | 41.5650 |
| D0-J3 | 100.4670 | 100.1040 | 37.8240 | 38.8470 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28G0.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60820.06316827 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 115840 |
| HIERARCH ESO INS SOBJ NAME | HD_115840 |
| RA | 200.113173 |
| DEC | -47.54571 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 68.168 |
| HIERARCH ESO ISS PBL12 END | 68.255 |
| HIERARCH ESO ISS PBLA12 START | 267.6 |
| HIERARCH ESO ISS PBLA12 END | 268.8 |
| HIERARCH ESO ISS PBL13 START | 95.747 |
| HIERARCH ESO ISS PBL13 END | 95.602 |
| HIERARCH ESO ISS PBLA13 START | 248.7 |
| HIERARCH ESO ISS PBLA13 END | 249.9 |
| HIERARCH ESO ISS PBL14 START | 52.372 |
| HIERARCH ESO ISS PBL14 END | 52.596 |
| HIERARCH ESO ISS PBLA14 START | 328.232 |
| HIERARCH ESO ISS PBLA14 END | 329.115 |
| HIERARCH ESO ISS PBL23 START | 38.264 |
| HIERARCH ESO ISS PBL23 END | 38.129 |
| HIERARCH ESO ISS PBLA23 START | 213.4 |
| HIERARCH ESO ISS PBLA23 END | 214.4 |
| HIERARCH ESO ISS PBL24 START | 62.385 |
| HIERARCH ESO ISS PBL24 END | 62.159 |
| HIERARCH ESO ISS PBLA24 START | 40.519 |
| HIERARCH ESO ISS PBLA24 END | 41.565 |
| HIERARCH ESO ISS PBL34 START | 100.467 |
| HIERARCH ESO ISS PBL34 END | 100.104 |
| HIERARCH ESO ISS PBLA34 START | 37.824 |
| HIERARCH ESO ISS PBLA34 END | 38.847 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005898 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005512 |
| HIERARCH ESO ISS AMBI TEMP | 13.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |