Exposure
- ID
- GRAVI.2021-01-17T05:26:48.995_1
- Header ID
- GRAVI.2021-01-17T05:26:48.995
- Date updated
- 2021-09-29 14:26:08 UTC+0000
- Release date
- 2022-01-17 05:41:11 UTC+0000
- UTC Start
- 2021-01-17 05:26:48.995
- UTC End
- 2021-01-17 05:30:48.995
- MJD Start
- 59231.22695596
- MJD End
- 59231.2297337378
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052935
- Ambient temperature (°C)
- 11.68
- Seeing (arcsec)
- 0.615
Observation
- ID
- 46385
- 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
- 34877
- Name
- HD41255
- RA
- 90.823375
- DEC
- -16.04328
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 75.5420 | 74.8900 | 133.4000 | 134.2000 |
| A0-J2 | 105.0680 | 103.7520 | 105.3000 | 105.8000 |
| A0-J3 | 123.0400 | 122.3190 | 53.6600 | 53.7080 |
| G1-J2 | 52.3980 | 51.9870 | 62.5000 | 62.5000 |
| G1-J3 | 132.4040 | 132.4070 | 19.5030 | 19.8020 |
| J2-J3 | 100.6060 | 100.5980 | 358.7130 | 359.2770 |
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 | 59231.22695596 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_41255 |
| HIERARCH ESO INS SOBJ NAME | HD41255 |
| RA | 90.823375 |
| DEC | -16.04328 |
| 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 | 75.542 |
| HIERARCH ESO ISS PBL12 END | 74.89 |
| HIERARCH ESO ISS PBLA12 START | 133.4 |
| HIERARCH ESO ISS PBLA12 END | 134.2 |
| HIERARCH ESO ISS PBL13 START | 105.068 |
| HIERARCH ESO ISS PBL13 END | 103.752 |
| HIERARCH ESO ISS PBLA13 START | 105.3 |
| HIERARCH ESO ISS PBLA13 END | 105.8 |
| HIERARCH ESO ISS PBL14 START | 123.04 |
| HIERARCH ESO ISS PBL14 END | 122.319 |
| HIERARCH ESO ISS PBLA14 START | 53.66 |
| HIERARCH ESO ISS PBLA14 END | 53.708 |
| HIERARCH ESO ISS PBL23 START | 52.398 |
| HIERARCH ESO ISS PBL23 END | 51.987 |
| HIERARCH ESO ISS PBLA23 START | 62.5 |
| HIERARCH ESO ISS PBLA23 END | 62.5 |
| HIERARCH ESO ISS PBL24 START | 132.404 |
| HIERARCH ESO ISS PBL24 END | 132.407 |
| HIERARCH ESO ISS PBLA24 START | 19.503 |
| HIERARCH ESO ISS PBLA24 END | 19.802 |
| HIERARCH ESO ISS PBL34 START | 100.606 |
| HIERARCH ESO ISS PBL34 END | 100.598 |
| HIERARCH ESO ISS PBLA34 START | 358.713 |
| HIERARCH ESO ISS PBLA34 END | 359.277 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005384 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005203 |
| HIERARCH ESO ISS AMBI TEMP | 11.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |