Exposure
- ID
- GRAVI.2023-08-21T04:24:34.031_1
- Header ID
- GRAVI.2023-08-21T04:24:34.031
- Date updated
- 2023-08-21 04:40:35 UTC+0000
- Release date
- 2024-08-21 04:40:35 UTC+0000
- UTC Start
- 2023-08-21 04:24:34.031
- UTC End
- 2023-08-21 04:31:14.031
- MJD Start
- 60177.18372721
- MJD End
- 60177.18835683963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055285
- Ambient temperature (°C)
- 14.2
- Seeing (arcsec)
- 0.7849999999999999
Observation
- ID
- 56306
- Category
- science
- Program ID
- 111.24TN.002
- Program Title
- SUBDWARF COMPANIONS AND THE ORIGIN OF BE STARS: TOWARDS THE FIRST SET OF FUNDAMENTAL PARAMETERS
- Program Type
- Normal
- PI / COI
- KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
- ID
- 41712
- Name
- HD_186456
- RA
- 296.063804
- DEC
- 7.58821
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 69.6390 | 68.0320 | 114.3000 | 114.7000 |
| A0-J2 | 112.0680 | 110.0840 | 88.6000 | 88.3000 |
| A0-K0 | 122.4100 | 121.3130 | 69.3500 | 68.9230 |
| G1-J2 | 57.8590 | 57.6760 | 57.1000 | 56.7000 |
| G1-K0 | 88.1400 | 88.4830 | 35.4120 | 35.4940 |
| J2-K0 | 40.4600 | 40.5170 | 3.5530 | 4.4660 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24TN.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60177.18372721 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 186456 |
| HIERARCH ESO INS SOBJ NAME | HD_186456 |
| RA | 296.063804 |
| DEC | 7.58821 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 69.639 |
| HIERARCH ESO ISS PBL12 END | 68.032 |
| HIERARCH ESO ISS PBLA12 START | 114.3 |
| HIERARCH ESO ISS PBLA12 END | 114.7 |
| HIERARCH ESO ISS PBL13 START | 112.068 |
| HIERARCH ESO ISS PBL13 END | 110.084 |
| HIERARCH ESO ISS PBLA13 START | 88.6 |
| HIERARCH ESO ISS PBLA13 END | 88.3 |
| HIERARCH ESO ISS PBL14 START | 122.41 |
| HIERARCH ESO ISS PBL14 END | 121.313 |
| HIERARCH ESO ISS PBLA14 START | 69.35 |
| HIERARCH ESO ISS PBLA14 END | 68.923 |
| HIERARCH ESO ISS PBL23 START | 57.859 |
| HIERARCH ESO ISS PBL23 END | 57.676 |
| HIERARCH ESO ISS PBLA23 START | 57.1 |
| HIERARCH ESO ISS PBLA23 END | 56.7 |
| HIERARCH ESO ISS PBL24 START | 88.14 |
| HIERARCH ESO ISS PBL24 END | 88.483 |
| HIERARCH ESO ISS PBLA24 START | 35.412 |
| HIERARCH ESO ISS PBLA24 END | 35.494 |
| HIERARCH ESO ISS PBL34 START | 40.46 |
| HIERARCH ESO ISS PBL34 END | 40.517 |
| HIERARCH ESO ISS PBLA34 START | 3.553 |
| HIERARCH ESO ISS PBLA34 END | 4.466 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004479 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006578 |
| HIERARCH ESO ISS AMBI TEMP | 14.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.88 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |