Exposure
- ID
- GRAVI.2025-02-25T08:29:06.665_1
- Header ID
- GRAVI.2025-02-25T08:29:06.665
- Date updated
- 2025-02-25 08:40:47 UTC+0000
- Release date
- 2026-02-25 08:40:47 UTC+0000
- UTC Start
- 2025-02-25 08:29:06.665
- UTC End
- 2025-02-25 08:33:54.665
- MJD Start
- 60731.35354936
- MJD End
- 60731.35688269333
- Exposure time (s)
- 288.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012691
- Ambient temperature (°C)
- 15.86
- Seeing (arcsec)
- 1.065
Observation
- ID
- 64845
- Category
- science
- Program ID
- 114.27F8.001
- Program Title
- 3D ORBIT RECONSTRUCTION OF EVOLVED MASSIVE BINARY SYSTEMS
- Program Type
- Normal
- PI / COI
- MAHY / SANA / FROST / LANTHERMANN / LE BOUQUIN / GOSSET / HUTSEMEKERS
Target
- ID
- 48290
- Name
- HD326823
- RA
- 256.721589
- DEC
- -42.61104
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 69.4980 | 70.4690 | 86.4000 | 87.4000 |
| A0-J2 | 108.9860 | 109.9890 | 59.0000 | 60.2000 |
| A0-K0 | 119.3640 | 119.8460 | 38.0830 | 39.2650 |
| G1-J2 | 57.0870 | 57.1690 | 24.9000 | 26.0000 |
| G1-K0 | 89.7100 | 89.6990 | 2.7270 | 3.4930 |
| J2-K0 | 42.7140 | 42.8940 | 332.3780 | 332.8070 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27F8.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60731.35354936 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 326823 |
| HIERARCH ESO INS SOBJ NAME | HD326823 |
| RA | 256.721589 |
| DEC | -42.61104 |
| 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 | 315.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 96 |
| HIERARCH ESO ISS PBL12 START | 69.498 |
| HIERARCH ESO ISS PBL12 END | 70.469 |
| HIERARCH ESO ISS PBLA12 START | 86.4 |
| HIERARCH ESO ISS PBLA12 END | 87.4 |
| HIERARCH ESO ISS PBL13 START | 108.986 |
| HIERARCH ESO ISS PBL13 END | 109.989 |
| HIERARCH ESO ISS PBLA13 START | 59.0 |
| HIERARCH ESO ISS PBLA13 END | 60.2 |
| HIERARCH ESO ISS PBL14 START | 119.364 |
| HIERARCH ESO ISS PBL14 END | 119.846 |
| HIERARCH ESO ISS PBLA14 START | 38.083 |
| HIERARCH ESO ISS PBLA14 END | 39.265 |
| HIERARCH ESO ISS PBL23 START | 57.087 |
| HIERARCH ESO ISS PBL23 END | 57.169 |
| HIERARCH ESO ISS PBLA23 START | 24.9 |
| HIERARCH ESO ISS PBLA23 END | 26.0 |
| HIERARCH ESO ISS PBL24 START | 89.71 |
| HIERARCH ESO ISS PBL24 END | 89.699 |
| HIERARCH ESO ISS PBLA24 START | 2.727 |
| HIERARCH ESO ISS PBLA24 END | 3.493 |
| HIERARCH ESO ISS PBL34 START | 42.714 |
| HIERARCH ESO ISS PBL34 END | 42.894 |
| HIERARCH ESO ISS PBLA34 START | 332.378 |
| HIERARCH ESO ISS PBLA34 END | 332.807 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013926 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011456 |
| HIERARCH ESO ISS AMBI TEMP | 15.86 |
| HIERARCH ESO ISS AMBI FWHM START | 1.01 |
| HIERARCH ESO ISS AMBI FWHM END | 1.12 |