Exposure
- ID
- GRAVI.2025-10-27T08:14:34.557_1
- Header ID
- GRAVI.2025-10-27T08:14:34.557
- Date updated
- 2025-10-27 08:30:54 UTC+0000
- Release date
- 2026-10-27 08:30:53 UTC+0000
- UTC Start
- 2025-10-27 08:14:34.557
- UTC End
- 2025-10-27 08:20:34.557
- MJD Start
- 60975.34345552
- MJD End
- 60975.347622186666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039215
- Ambient temperature (°C)
- 12.45
- Seeing (arcsec)
- 1.0150000000000001
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 | 76.5150 | 77.4720 | 93.4000 | 94.4000 |
| A0-J2 | 116.4000 | 117.4320 | 67.9000 | 69.1000 |
| A0-K0 | 122.9980 | 123.5110 | 46.9250 | 48.2070 |
| G1-J2 | 57.7030 | 57.7870 | 33.0000 | 34.2000 |
| G1-K0 | 89.5480 | 89.5060 | 8.6520 | 9.5490 |
| J2-K0 | 43.9850 | 44.1530 | 335.8850 | 336.4540 |
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 | 60975.34345552 |
| 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 | 76.515 |
| HIERARCH ESO ISS PBL12 END | 77.472 |
| HIERARCH ESO ISS PBLA12 START | 93.4 |
| HIERARCH ESO ISS PBLA12 END | 94.4 |
| HIERARCH ESO ISS PBL13 START | 116.4 |
| HIERARCH ESO ISS PBL13 END | 117.432 |
| HIERARCH ESO ISS PBLA13 START | 67.9 |
| HIERARCH ESO ISS PBLA13 END | 69.1 |
| HIERARCH ESO ISS PBL14 START | 122.998 |
| HIERARCH ESO ISS PBL14 END | 123.511 |
| HIERARCH ESO ISS PBLA14 START | 46.925 |
| HIERARCH ESO ISS PBLA14 END | 48.207 |
| HIERARCH ESO ISS PBL23 START | 57.703 |
| HIERARCH ESO ISS PBL23 END | 57.787 |
| HIERARCH ESO ISS PBLA23 START | 33.0 |
| HIERARCH ESO ISS PBLA23 END | 34.2 |
| HIERARCH ESO ISS PBL24 START | 89.548 |
| HIERARCH ESO ISS PBL24 END | 89.506 |
| HIERARCH ESO ISS PBLA24 START | 8.652 |
| HIERARCH ESO ISS PBLA24 END | 9.549 |
| HIERARCH ESO ISS PBL34 START | 43.985 |
| HIERARCH ESO ISS PBL34 END | 44.153 |
| HIERARCH ESO ISS PBLA34 START | 335.885 |
| HIERARCH ESO ISS PBLA34 END | 336.454 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004084 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003759 |
| HIERARCH ESO ISS AMBI TEMP | 12.45 |
| HIERARCH ESO ISS AMBI FWHM START | 1.03 |
| HIERARCH ESO ISS AMBI FWHM END | 1.0 |