Exposure
- ID
- GRAVI.2025-08-26T03:38:09.843_1
- Header ID
- GRAVI.2025-08-26T03:38:09.843
- Date updated
- 2025-08-26 03:50:45 UTC+0000
- Release date
- 2026-08-26 03:50:45 UTC+0000
- UTC Start
- 2025-08-26 03:38:09.843
- UTC End
- 2025-08-26 03:42:09.843
- MJD Start
- 60913.15150281
- MJD End
- 60913.154280587776
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005304
- Ambient temperature (°C)
- 13.93
- Seeing (arcsec)
- 0.71
Observation
- ID
- 70124
- Category
- science
- Program ID
- 115.28G0.002
- 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
- 52029
- Name
- HD_184161
- RA
- 293.428005
- DEC
- -16.99633
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 46.7490 | 46.6810 | 163.2000 | 163.8000 |
| A0-J2 | 117.9720 | 117.0360 | 100.8000 | 101.2000 |
| A0-J6 | 168.9940 | 168.8330 | 33.9330 | 34.1620 |
| B5-J2 | 104.8760 | 104.1800 | 77.5000 | 77.8000 |
| B5-J6 | 201.8780 | 201.8590 | 23.6110 | 23.9080 |
| J2-J6 | 163.7570 | 163.6720 | 352.4370 | 352.9770 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28G0.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60913.15150281 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 184161 |
| HIERARCH ESO INS SOBJ NAME | HD_184161 |
| RA | 293.428005 |
| DEC | -16.99633 |
| 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 | 46.749 |
| HIERARCH ESO ISS PBL12 END | 46.681 |
| HIERARCH ESO ISS PBLA12 START | 163.2 |
| HIERARCH ESO ISS PBLA12 END | 163.8 |
| HIERARCH ESO ISS PBL13 START | 117.972 |
| HIERARCH ESO ISS PBL13 END | 117.036 |
| HIERARCH ESO ISS PBLA13 START | 100.8 |
| HIERARCH ESO ISS PBLA13 END | 101.2 |
| HIERARCH ESO ISS PBL14 START | 168.994 |
| HIERARCH ESO ISS PBL14 END | 168.833 |
| HIERARCH ESO ISS PBLA14 START | 33.933 |
| HIERARCH ESO ISS PBLA14 END | 34.162 |
| HIERARCH ESO ISS PBL23 START | 104.876 |
| HIERARCH ESO ISS PBL23 END | 104.18 |
| HIERARCH ESO ISS PBLA23 START | 77.5 |
| HIERARCH ESO ISS PBLA23 END | 77.8 |
| HIERARCH ESO ISS PBL24 START | 201.878 |
| HIERARCH ESO ISS PBL24 END | 201.859 |
| HIERARCH ESO ISS PBLA24 START | 23.611 |
| HIERARCH ESO ISS PBLA24 END | 23.908 |
| HIERARCH ESO ISS PBL34 START | 163.757 |
| HIERARCH ESO ISS PBL34 END | 163.672 |
| HIERARCH ESO ISS PBLA34 START | 352.437 |
| HIERARCH ESO ISS PBLA34 END | 352.977 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005857 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004751 |
| HIERARCH ESO ISS AMBI TEMP | 13.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |