Exposure
- ID
- GRAVI.2025-11-07T08:36:51.319_1
- Header ID
- GRAVI.2025-11-07T08:36:51.319
- Date updated
- 2025-11-07 08:50:57 UTC+0000
- Release date
- 2026-11-07 08:50:57 UTC+0000
- UTC Start
- 2025-11-07 08:36:51.319
- UTC End
- 2025-11-07 08:39:39.319
- MJD Start
- 60986.3589273
- MJD End
- 60986.36087174445
- Exposure time (s)
- 168.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001549
- Ambient temperature (°C)
- 8.15
- Seeing (arcsec)
- 2.4699999999999998
Observation
- ID
- 71221
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 52888
- Name
- HD_31430
- RA
- 73.519976
- DEC
- -38.16257
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.8940 | 50.7140 | 39.3000 | 39.6000 |
| U1-U3 | 90.8930 | 90.5020 | 46.2000 | 46.5000 |
| U1-U4 | 112.6990 | 111.9670 | 78.1540 | 78.5870 |
| U2-U3 | 40.8210 | 40.6090 | 54.8000 | 55.1000 |
| U2-U4 | 79.7100 | 79.2550 | 101.7450 | 102.3250 |
| U3-U4 | 59.8280 | 59.6740 | 131.6610 | 132.3040 |
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 | 60986.3589273 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 31430 |
| HIERARCH ESO INS SOBJ NAME | HD_31430 |
| RA | 73.519976 |
| 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 | 204.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 168 |
| HIERARCH ESO ISS PBL12 START | 50.894 |
| HIERARCH ESO ISS PBL12 END | 50.714 |
| HIERARCH ESO ISS PBLA12 START | 39.3 |
| HIERARCH ESO ISS PBLA12 END | 39.6 |
| HIERARCH ESO ISS PBL13 START | 90.893 |
| HIERARCH ESO ISS PBL13 END | 90.502 |
| HIERARCH ESO ISS PBLA13 START | 46.2 |
| HIERARCH ESO ISS PBLA13 END | 46.5 |
| HIERARCH ESO ISS PBL14 START | 112.699 |
| HIERARCH ESO ISS PBL14 END | 111.967 |
| HIERARCH ESO ISS PBLA14 START | 78.154 |
| HIERARCH ESO ISS PBLA14 END | 78.587 |
| HIERARCH ESO ISS PBL23 START | 40.821 |
| HIERARCH ESO ISS PBL23 END | 40.609 |
| HIERARCH ESO ISS PBLA23 START | 54.8 |
| HIERARCH ESO ISS PBLA23 END | 55.1 |
| HIERARCH ESO ISS PBL24 START | 79.71 |
| HIERARCH ESO ISS PBL24 END | 79.255 |
| HIERARCH ESO ISS PBLA24 START | 101.745 |
| HIERARCH ESO ISS PBLA24 END | 102.325 |
| HIERARCH ESO ISS PBL34 START | 59.828 |
| HIERARCH ESO ISS PBL34 END | 59.674 |
| HIERARCH ESO ISS PBLA34 START | 131.661 |
| HIERARCH ESO ISS PBLA34 END | 132.304 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001424 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001674 |
| HIERARCH ESO ISS AMBI TEMP | 8.15 |
| HIERARCH ESO ISS AMBI FWHM START | 2.46 |
| HIERARCH ESO ISS AMBI FWHM END | 2.48 |
| HIERARCH ESO FT ROBJ NAME | HD_31430 |
| HIERARCH ESO FT ROBJ ALPHA | 045404.100 |
| HIERARCH ESO FT ROBJ DELTA | -380946.324 |