Exposure
- ID
- GRAVI.2025-12-01T05:41:31.412_1
- Header ID
- GRAVI.2025-12-01T05:41:31.412
- Date updated
- 2025-12-01 05:56:08 UTC+0000
- Release date
- 2026-12-01 05:56:08 UTC+0000
- UTC Start
- 2025-12-01 05:41:31.412
- UTC End
- 2025-12-01 05:47:31.412
- MJD Start
- 61010.23716912
- MJD End
- 61010.24133578667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0058645
- Ambient temperature (°C)
- 13.54
- Seeing (arcsec)
- 0.51
Observation
- ID
- 71940
- 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
- 53407
- Name
- CE_Pup
- RA
- 123.531975
- DEC
- -42.56814
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 40.7000 | 41.0820 | 134.1000 | 134.6000 |
| A0-J2 | 113.7170 | 114.8260 | 64.6000 | 66.0000 |
| A0-J6 | 168.0950 | 168.0380 | 6.4320 | 7.3380 |
| B5-J2 | 106.4650 | 106.9450 | 43.7000 | 45.0000 |
| B5-J6 | 195.6230 | 195.6700 | 356.9510 | 357.7230 |
| J2-J6 | 145.0890 | 146.0630 | 324.6590 | 325.1800 |
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 | 61010.23716912 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | CE_Pup |
| HIERARCH ESO INS SOBJ NAME | CE_Pup |
| RA | 123.531975 |
| 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 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 40.7 |
| HIERARCH ESO ISS PBL12 END | 41.082 |
| HIERARCH ESO ISS PBLA12 START | 134.1 |
| HIERARCH ESO ISS PBLA12 END | 134.6 |
| HIERARCH ESO ISS PBL13 START | 113.717 |
| HIERARCH ESO ISS PBL13 END | 114.826 |
| HIERARCH ESO ISS PBLA13 START | 64.6 |
| HIERARCH ESO ISS PBLA13 END | 66.0 |
| HIERARCH ESO ISS PBL14 START | 168.095 |
| HIERARCH ESO ISS PBL14 END | 168.038 |
| HIERARCH ESO ISS PBLA14 START | 6.432 |
| HIERARCH ESO ISS PBLA14 END | 7.338 |
| HIERARCH ESO ISS PBL23 START | 106.465 |
| HIERARCH ESO ISS PBL23 END | 106.945 |
| HIERARCH ESO ISS PBLA23 START | 43.7 |
| HIERARCH ESO ISS PBLA23 END | 45.0 |
| HIERARCH ESO ISS PBL24 START | 195.623 |
| HIERARCH ESO ISS PBL24 END | 195.67 |
| HIERARCH ESO ISS PBLA24 START | 356.951 |
| HIERARCH ESO ISS PBLA24 END | 357.723 |
| HIERARCH ESO ISS PBL34 START | 145.089 |
| HIERARCH ESO ISS PBL34 END | 146.063 |
| HIERARCH ESO ISS PBLA34 START | 324.659 |
| HIERARCH ESO ISS PBLA34 END | 325.18 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005839 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00589 |
| HIERARCH ESO ISS AMBI TEMP | 13.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |