Exposure
- ID
- GRAVI.2025-11-07T07:28:27.144_1
- Header ID
- GRAVI.2025-11-07T07:28:27.144
- Date updated
- 2025-11-07 07:35:53 UTC+0000
- Release date
- 2026-11-07 07:35:53 UTC+0000
- UTC Start
- 2025-11-07 07:28:27.144
- UTC End
- 2025-11-07 07:28:55.944
- MJD Start
- 60986.31142528
- MJD End
- 60986.31175861333
- Exposure time (s)
- 28.8
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0018
- Ambient temperature (°C)
- 7.79
- Seeing (arcsec)
- 1.59
Observation
- ID
- 71205
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 52872
- Name
- HD_31430
- RA
- 73.520048
- DEC
- -38.16257
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.8300 | 53.8030 | 33.1000 | 33.2000 |
| U1-U3 | 97.2860 | 97.2270 | 39.7000 | 39.8000 |
| U1-U4 | 124.4430 | 124.3400 | 69.1770 | 69.2880 |
| U2-U3 | 44.2610 | 44.2290 | 47.8000 | 47.9000 |
| U2-U4 | 86.9370 | 86.8770 | 90.5700 | 90.6990 |
| U3-U4 | 62.1580 | 62.1420 | 119.4580 | 119.5950 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.29H7.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60986.31142528 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 31430 |
| HIERARCH ESO INS SOBJ NAME | HD_31430 |
| RA | 73.520048 |
| DEC | -38.16257 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 55.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
| HIERARCH ESO DET2 NDIT | 96 |
| HIERARCH ESO ISS PBL12 START | 53.83 |
| HIERARCH ESO ISS PBL12 END | 53.803 |
| HIERARCH ESO ISS PBLA12 START | 33.1 |
| HIERARCH ESO ISS PBLA12 END | 33.2 |
| HIERARCH ESO ISS PBL13 START | 97.286 |
| HIERARCH ESO ISS PBL13 END | 97.227 |
| HIERARCH ESO ISS PBLA13 START | 39.7 |
| HIERARCH ESO ISS PBLA13 END | 39.8 |
| HIERARCH ESO ISS PBL14 START | 124.443 |
| HIERARCH ESO ISS PBL14 END | 124.34 |
| HIERARCH ESO ISS PBLA14 START | 69.177 |
| HIERARCH ESO ISS PBLA14 END | 69.288 |
| HIERARCH ESO ISS PBL23 START | 44.261 |
| HIERARCH ESO ISS PBL23 END | 44.229 |
| HIERARCH ESO ISS PBLA23 START | 47.8 |
| HIERARCH ESO ISS PBLA23 END | 47.9 |
| HIERARCH ESO ISS PBL24 START | 86.937 |
| HIERARCH ESO ISS PBL24 END | 86.877 |
| HIERARCH ESO ISS PBLA24 START | 90.57 |
| HIERARCH ESO ISS PBLA24 END | 90.699 |
| HIERARCH ESO ISS PBL34 START | 62.158 |
| HIERARCH ESO ISS PBL34 END | 62.142 |
| HIERARCH ESO ISS PBLA34 START | 119.458 |
| HIERARCH ESO ISS PBLA34 END | 119.595 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001916 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001684 |
| HIERARCH ESO ISS AMBI TEMP | 7.79 |
| HIERARCH ESO ISS AMBI FWHM START | 1.62 |
| HIERARCH ESO ISS AMBI FWHM END | 1.56 |
| HIERARCH ESO FT ROBJ NAME | HD_31430 |
| HIERARCH ESO FT ROBJ ALPHA | 045404.100 |
| HIERARCH ESO FT ROBJ DELTA | -380946.324 |