Exposure
- ID
- GRAVI.2022-09-25T05:05:37.536_1
- Header ID
- GRAVI.2022-09-25T05:05:37.536
- Date updated
- 2022-09-25 05:16:04 UTC+0000
- Release date
- 2023-09-25 05:16:04 UTC+0000
- UTC Start
- 2022-09-25 05:05:37.536
- UTC End
- 2022-09-25 05:09:37.536
- MJD Start
- 59847.21224
- MJD End
- 59847.2150177778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025965
- Ambient temperature (°C)
- 7.86
- Seeing (arcsec)
- 0.675
Observation
- ID
- 52502
- Category
- science
- Program ID
- 108.221X.001
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
- Program Type
- Normal
- PI / COI
- GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
- ID
- 39024
- Name
- HD9312
- RA
- 23.013672
- DEC
- 16.94624
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 66.9410 | 67.1750 | 275.2000 | 274.8000 |
| K0-D0 | 87.0660 | 87.7580 | 258.6000 | 258.3000 |
| K0-J3 | 49.5500 | 49.2530 | 322.8940 | 323.0350 |
| G2-D0 | 29.8640 | 30.1600 | 218.7000 | 219.1000 |
| G2-J3 | 49.7380 | 50.2770 | 47.6810 | 47.9270 |
| D0-J3 | 79.3720 | 80.2120 | 44.3060 | 44.6070 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.221X.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59847.21224 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 9312 |
| HIERARCH ESO INS SOBJ NAME | HD9312 |
| RA | 23.013672 |
| DEC | 16.94624 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 66.941 |
| HIERARCH ESO ISS PBL12 END | 67.175 |
| HIERARCH ESO ISS PBLA12 START | 275.2 |
| HIERARCH ESO ISS PBLA12 END | 274.8 |
| HIERARCH ESO ISS PBL13 START | 87.066 |
| HIERARCH ESO ISS PBL13 END | 87.758 |
| HIERARCH ESO ISS PBLA13 START | 258.6 |
| HIERARCH ESO ISS PBLA13 END | 258.3 |
| HIERARCH ESO ISS PBL14 START | 49.55 |
| HIERARCH ESO ISS PBL14 END | 49.253 |
| HIERARCH ESO ISS PBLA14 START | 322.894 |
| HIERARCH ESO ISS PBLA14 END | 323.035 |
| HIERARCH ESO ISS PBL23 START | 29.864 |
| HIERARCH ESO ISS PBL23 END | 30.16 |
| HIERARCH ESO ISS PBLA23 START | 218.7 |
| HIERARCH ESO ISS PBLA23 END | 219.1 |
| HIERARCH ESO ISS PBL24 START | 49.738 |
| HIERARCH ESO ISS PBL24 END | 50.277 |
| HIERARCH ESO ISS PBLA24 START | 47.681 |
| HIERARCH ESO ISS PBLA24 END | 47.927 |
| HIERARCH ESO ISS PBL34 START | 79.372 |
| HIERARCH ESO ISS PBL34 END | 80.212 |
| HIERARCH ESO ISS PBLA34 START | 44.306 |
| HIERARCH ESO ISS PBLA34 END | 44.607 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002444 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002749 |
| HIERARCH ESO ISS AMBI TEMP | 7.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |