Exposure
- ID
- GRAVI.2025-10-27T07:47:22.488_1
- Header ID
- GRAVI.2025-10-27T07:47:22.488
- Date updated
- 2025-10-27 08:00:58 UTC+0000
- Release date
- 2026-10-27 08:00:58 UTC+0000
- UTC Start
- 2025-10-27 07:47:22.488
- UTC End
- 2025-10-27 07:53:22.488
- MJD Start
- 60975.32456583
- MJD End
- 60975.328732496666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004225
- Ambient temperature (°C)
- 12.62
- Seeing (arcsec)
- 0.9099999999999999
Observation
- ID
- 71018
- Category
- science
- Program ID
- 116.28NT.001
- Program Title
- UNRAVELING GALACTIC BINARY CEPHEIDS: INSIGHTS FROM INTERFEROMETRY AND THE UPCOMING GAIA DATA RELEASE
- Program Type
- Normal
- PI / COI
- GALLENNE / KERVELLA / EVANS / MÉRAND / PIETRZYNSKI / GIEREN / PILECKI
Target
- ID
- 52702
- Name
- CE_Pup
- RA
- 123.530467
- DEC
- -42.56814
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 71.9930 | 73.0840 | 88.8000 | 89.9000 |
| A0-J2 | 111.5790 | 112.7300 | 62.1000 | 63.5000 |
| A0-K0 | 120.6170 | 121.1820 | 41.1400 | 42.5030 |
| G1-J2 | 57.3010 | 57.3970 | 27.7000 | 28.9000 |
| G1-K0 | 89.6760 | 89.6540 | 4.7230 | 5.6310 |
| J2-K0 | 43.1750 | 43.3730 | 333.5100 | 334.0420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28NT.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60975.32456583 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | CE_Pup |
| HIERARCH ESO INS SOBJ NAME | CE_Pup |
| RA | 123.530467 |
| DEC | -42.56814 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 71.993 |
| HIERARCH ESO ISS PBL12 END | 73.084 |
| HIERARCH ESO ISS PBLA12 START | 88.8 |
| HIERARCH ESO ISS PBLA12 END | 89.9 |
| HIERARCH ESO ISS PBL13 START | 111.579 |
| HIERARCH ESO ISS PBL13 END | 112.73 |
| HIERARCH ESO ISS PBLA13 START | 62.1 |
| HIERARCH ESO ISS PBLA13 END | 63.5 |
| HIERARCH ESO ISS PBL14 START | 120.617 |
| HIERARCH ESO ISS PBL14 END | 121.182 |
| HIERARCH ESO ISS PBLA14 START | 41.14 |
| HIERARCH ESO ISS PBLA14 END | 42.503 |
| HIERARCH ESO ISS PBL23 START | 57.301 |
| HIERARCH ESO ISS PBL23 END | 57.397 |
| HIERARCH ESO ISS PBLA23 START | 27.7 |
| HIERARCH ESO ISS PBLA23 END | 28.9 |
| HIERARCH ESO ISS PBL24 START | 89.676 |
| HIERARCH ESO ISS PBL24 END | 89.654 |
| HIERARCH ESO ISS PBLA24 START | 4.723 |
| HIERARCH ESO ISS PBLA24 END | 5.631 |
| HIERARCH ESO ISS PBL34 START | 43.175 |
| HIERARCH ESO ISS PBL34 END | 43.373 |
| HIERARCH ESO ISS PBLA34 START | 333.51 |
| HIERARCH ESO ISS PBLA34 END | 334.042 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004345 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004105 |
| HIERARCH ESO ISS AMBI TEMP | 12.62 |
| HIERARCH ESO ISS AMBI FWHM START | 0.94 |
| HIERARCH ESO ISS AMBI FWHM END | 0.88 |