Exposure
- ID
- GRAVI.2021-01-18T01:08:55.450_1
- Header ID
- GRAVI.2021-01-18T01:08:55.450
- Date updated
- 2021-09-29 14:26:08 UTC+0000
- Release date
- 2022-01-18 01:21:29 UTC+0000
- UTC Start
- 2021-01-18 01:08:55.450
- UTC End
- 2021-01-18 01:12:55.450
- MJD Start
- 59232.047864
- MJD End
- 59232.0506417778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0018935
- Ambient temperature (°C)
- 11.3
- Seeing (arcsec)
- 2.31
Observation
- ID
- 46399
- Category
- science
- Program ID
- 106.210E.002
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I BIS
- Program Type
- Normal
- PI / COI
- GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ M\XC3\XA9RAND/ GIEREN
Target
- ID
- 34885
- Name
- AK_For
- RA
- 52.34523
- DEC
- -24.10041
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.1830 | 88.9490 | 121.3000 | 121.9000 |
| A0-J2 | 126.9190 | 126.4890 | 97.8000 | 98.2000 |
| A0-J3 | 131.2230 | 130.9770 | 50.4140 | 50.7620 |
| G1-J2 | 57.5400 | 57.4020 | 59.5000 | 59.9000 |
| G1-J3 | 132.3870 | 132.3780 | 10.8680 | 11.2850 |
| J2-J3 | 103.7770 | 103.7500 | 346.2750 | 346.7730 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 106.210E.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59232.047864 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AK_For |
| HIERARCH ESO INS SOBJ NAME | AK_For |
| RA | 52.34523 |
| DEC | -24.10041 |
| 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 | J3 |
| EXPTIME | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 89.183 |
| HIERARCH ESO ISS PBL12 END | 88.949 |
| HIERARCH ESO ISS PBLA12 START | 121.3 |
| HIERARCH ESO ISS PBLA12 END | 121.9 |
| HIERARCH ESO ISS PBL13 START | 126.919 |
| HIERARCH ESO ISS PBL13 END | 126.489 |
| HIERARCH ESO ISS PBLA13 START | 97.8 |
| HIERARCH ESO ISS PBLA13 END | 98.2 |
| HIERARCH ESO ISS PBL14 START | 131.223 |
| HIERARCH ESO ISS PBL14 END | 130.977 |
| HIERARCH ESO ISS PBLA14 START | 50.414 |
| HIERARCH ESO ISS PBLA14 END | 50.762 |
| HIERARCH ESO ISS PBL23 START | 57.54 |
| HIERARCH ESO ISS PBL23 END | 57.402 |
| HIERARCH ESO ISS PBLA23 START | 59.5 |
| HIERARCH ESO ISS PBLA23 END | 59.9 |
| HIERARCH ESO ISS PBL24 START | 132.387 |
| HIERARCH ESO ISS PBL24 END | 132.378 |
| HIERARCH ESO ISS PBLA24 START | 10.868 |
| HIERARCH ESO ISS PBLA24 END | 11.285 |
| HIERARCH ESO ISS PBL34 START | 103.777 |
| HIERARCH ESO ISS PBL34 END | 103.75 |
| HIERARCH ESO ISS PBLA34 START | 346.275 |
| HIERARCH ESO ISS PBLA34 END | 346.773 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001896 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001891 |
| HIERARCH ESO ISS AMBI TEMP | 11.3 |
| HIERARCH ESO ISS AMBI FWHM START | 2.45 |
| HIERARCH ESO ISS AMBI FWHM END | 2.17 |