Exposure
- ID
- GRAVI.2025-11-08T09:01:31.130_1
- Header ID
- GRAVI.2025-11-08T09:01:31.130
- Date updated
- 2025-11-08 09:10:49 UTC+0000
- Release date
- 2026-11-08 09:10:49 UTC+0000
- UTC Start
- 2025-11-08 09:01:31.130
- UTC End
- 2025-11-08 09:01:50.330
- MJD Start
- 60987.37605475
- MJD End
- 60987.37627697222
- Exposure time (s)
- 19.2
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004013
- Ambient temperature (°C)
- 12.04
- Seeing (arcsec)
- 0.845
Observation
- ID
- 71266
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 52914
- Name
- HD_31430
- RA
- 73.519791
- DEC
- -38.16322
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.2190 | 49.1780 | 41.5000 | 41.5000 |
| U1-U3 | 87.2450 | 87.1570 | 48.5000 | 48.5000 |
| U1-U4 | 105.8730 | 105.7090 | 81.9460 | 82.0310 |
| U2-U3 | 38.8480 | 38.8010 | 57.3000 | 57.3000 |
| U2-U4 | 75.4980 | 75.3980 | 106.9640 | 107.0810 |
| U3-U4 | 58.4220 | 58.3900 | 137.4240 | 137.5510 |
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 | 60987.37605475 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 31430 |
| HIERARCH ESO INS SOBJ NAME | HD_31430 |
| RA | 73.519791 |
| DEC | -38.16322 |
| 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 | 41.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 49.219 |
| HIERARCH ESO ISS PBL12 END | 49.178 |
| HIERARCH ESO ISS PBLA12 START | 41.5 |
| HIERARCH ESO ISS PBLA12 END | 41.5 |
| HIERARCH ESO ISS PBL13 START | 87.245 |
| HIERARCH ESO ISS PBL13 END | 87.157 |
| HIERARCH ESO ISS PBLA13 START | 48.5 |
| HIERARCH ESO ISS PBLA13 END | 48.5 |
| HIERARCH ESO ISS PBL14 START | 105.873 |
| HIERARCH ESO ISS PBL14 END | 105.709 |
| HIERARCH ESO ISS PBLA14 START | 81.946 |
| HIERARCH ESO ISS PBLA14 END | 82.031 |
| HIERARCH ESO ISS PBL23 START | 38.848 |
| HIERARCH ESO ISS PBL23 END | 38.801 |
| HIERARCH ESO ISS PBLA23 START | 57.3 |
| HIERARCH ESO ISS PBLA23 END | 57.3 |
| HIERARCH ESO ISS PBL24 START | 75.498 |
| HIERARCH ESO ISS PBL24 END | 75.398 |
| HIERARCH ESO ISS PBLA24 START | 106.964 |
| HIERARCH ESO ISS PBLA24 END | 107.081 |
| HIERARCH ESO ISS PBL34 START | 58.422 |
| HIERARCH ESO ISS PBL34 END | 58.39 |
| HIERARCH ESO ISS PBLA34 START | 137.424 |
| HIERARCH ESO ISS PBLA34 END | 137.551 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004094 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003932 |
| HIERARCH ESO ISS AMBI TEMP | 12.04 |
| HIERARCH ESO ISS AMBI FWHM START | 0.85 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | HD_31430 |
| HIERARCH ESO FT ROBJ ALPHA | 045404.100 |
| HIERARCH ESO FT ROBJ DELTA | -380946.324 |