Exposure
- ID
- GRAVI.2025-11-30T07:50:21.082_1
- Header ID
- GRAVI.2025-11-30T07:50:21.082
- Date updated
- 2025-11-30 08:11:00 UTC+0000
- Release date
- 2026-11-30 08:11:00 UTC+0000
- UTC Start
- 2025-11-30 07:50:21.082
- UTC End
- 2025-11-30 07:57:01.082
- MJD Start
- 61009.32663289
- MJD End
- 61009.33126251963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0061385
- Ambient temperature (°C)
- 13.05
- Seeing (arcsec)
- 0.7350000000000001
Observation
- ID
- 71917
- 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
- 53393
- Name
- IT_Car
- RA
- 168.039756
- DEC
- -61.75486
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 30.8170 | 31.3060 | 113.0000 | 114.1000 |
| A0-J2 | 118.2990 | 118.8160 | 44.0000 | 45.8000 |
| A0-J6 | 151.6420 | 151.6580 | 358.6220 | 359.7380 |
| B5-J2 | 111.0620 | 111.1610 | 29.0000 | 30.6000 |
| B5-J6 | 166.7470 | 167.0450 | 348.9340 | 349.9140 |
| J2-J6 | 108.5410 | 109.9700 | 307.7730 | 308.7100 |
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 | 61009.32663289 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | IT_Car |
| HIERARCH ESO INS SOBJ NAME | IT_Car |
| RA | 168.039756 |
| DEC | -61.75486 |
| 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 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 30.817 |
| HIERARCH ESO ISS PBL12 END | 31.306 |
| HIERARCH ESO ISS PBLA12 START | 113.0 |
| HIERARCH ESO ISS PBLA12 END | 114.1 |
| HIERARCH ESO ISS PBL13 START | 118.299 |
| HIERARCH ESO ISS PBL13 END | 118.816 |
| HIERARCH ESO ISS PBLA13 START | 44.0 |
| HIERARCH ESO ISS PBLA13 END | 45.8 |
| HIERARCH ESO ISS PBL14 START | 151.642 |
| HIERARCH ESO ISS PBL14 END | 151.658 |
| HIERARCH ESO ISS PBLA14 START | 358.622 |
| HIERARCH ESO ISS PBLA14 END | 359.738 |
| HIERARCH ESO ISS PBL23 START | 111.062 |
| HIERARCH ESO ISS PBL23 END | 111.161 |
| HIERARCH ESO ISS PBLA23 START | 29.0 |
| HIERARCH ESO ISS PBLA23 END | 30.6 |
| HIERARCH ESO ISS PBL24 START | 166.747 |
| HIERARCH ESO ISS PBL24 END | 167.045 |
| HIERARCH ESO ISS PBLA24 START | 348.934 |
| HIERARCH ESO ISS PBLA24 END | 349.914 |
| HIERARCH ESO ISS PBL34 START | 108.541 |
| HIERARCH ESO ISS PBL34 END | 109.97 |
| HIERARCH ESO ISS PBLA34 START | 307.773 |
| HIERARCH ESO ISS PBLA34 END | 308.71 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005829 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006448 |
| HIERARCH ESO ISS AMBI TEMP | 13.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.79 |