Exposure
- ID
- GRAVI.2025-11-07T07:40:42.175_1
- Header ID
- GRAVI.2025-11-07T07:40:42.175
- Date updated
- 2025-11-07 07:50:53 UTC+0000
- Release date
- 2026-11-07 07:50:52 UTC+0000
- UTC Start
- 2025-11-07 07:40:42.175
- UTC End
- 2025-11-07 07:43:30.175
- MJD Start
- 60986.31993258
- MJD End
- 60986.32187702445
- Exposure time (s)
- 168.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001768
- Ambient temperature (°C)
- 7.77
- Seeing (arcsec)
- 1.645
Observation
- ID
- 71208
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 52875
- Name
- HD_31430
- RA
- 73.520027
- DEC
- -38.1626
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.4090 | 53.2870 | 34.3000 | 34.6000 |
| U1-U3 | 96.3720 | 96.1080 | 41.0000 | 41.3000 |
| U1-U4 | 122.8260 | 122.3500 | 70.8020 | 71.2410 |
| U2-U3 | 43.7740 | 43.6320 | 49.2000 | 49.5000 |
| U2-U4 | 85.9760 | 85.6880 | 92.4840 | 93.0090 |
| U3-U4 | 61.8890 | 61.8030 | 121.5020 | 122.0670 |
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 | 60986.31993258 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 31430 |
| HIERARCH ESO INS SOBJ NAME | HD_31430 |
| RA | 73.520027 |
| DEC | -38.1626 |
| 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 | 53.409 |
| HIERARCH ESO ISS PBL12 END | 53.287 |
| HIERARCH ESO ISS PBLA12 START | 34.3 |
| HIERARCH ESO ISS PBLA12 END | 34.6 |
| HIERARCH ESO ISS PBL13 START | 96.372 |
| HIERARCH ESO ISS PBL13 END | 96.108 |
| HIERARCH ESO ISS PBLA13 START | 41.0 |
| HIERARCH ESO ISS PBLA13 END | 41.3 |
| HIERARCH ESO ISS PBL14 START | 122.826 |
| HIERARCH ESO ISS PBL14 END | 122.35 |
| HIERARCH ESO ISS PBLA14 START | 70.802 |
| HIERARCH ESO ISS PBLA14 END | 71.241 |
| HIERARCH ESO ISS PBL23 START | 43.774 |
| HIERARCH ESO ISS PBL23 END | 43.632 |
| HIERARCH ESO ISS PBLA23 START | 49.2 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 85.976 |
| HIERARCH ESO ISS PBL24 END | 85.688 |
| HIERARCH ESO ISS PBLA24 START | 92.484 |
| HIERARCH ESO ISS PBLA24 END | 93.009 |
| HIERARCH ESO ISS PBL34 START | 61.889 |
| HIERARCH ESO ISS PBL34 END | 61.803 |
| HIERARCH ESO ISS PBLA34 START | 121.502 |
| HIERARCH ESO ISS PBLA34 END | 122.067 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001712 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001824 |
| HIERARCH ESO ISS AMBI TEMP | 7.77 |
| HIERARCH ESO ISS AMBI FWHM START | 1.78 |
| HIERARCH ESO ISS AMBI FWHM END | 1.51 |
| HIERARCH ESO FT ROBJ NAME | HD_31430 |
| HIERARCH ESO FT ROBJ ALPHA | 045404.100 |
| HIERARCH ESO FT ROBJ DELTA | -380946.324 |