Exposure
- ID
- GRAVI.2024-07-03T08:38:26.101_2
- Header ID
- GRAVI.2024-07-03T08:38:26.101
- Date updated
- 2024-07-03 08:50:44 UTC+0000
- Release date
- 2025-07-03 08:50:44 UTC+0000
- UTC Start
- 2024-07-03 08:38:26.101
- UTC End
- 2024-07-03 08:42:26.101
- MJD Start
- 60494.36002432
- MJD End
- 60494.3628020978
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00678
- Ambient temperature (°C)
- 15.55
- Seeing (arcsec)
- 0.505
Observation
- ID
- 59850
- Category
- science
- Program ID
- 113.26MN.001
- Program Title
- CAN GRAVITY-WIDE ON THE ATS BE USED TO RESOLVE AGN?
- Program Type
- Normal
- PI / COI
- TRISTRAM
Target
- ID
- 44405
- Name
- TYC_1151-482-1
- RA
- 338.127325
- DEC
- 8.21004111111111
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.9080 | 86.4560 | 112.2000 | 112.1000 |
| A0-J2 | 128.8990 | 128.7020 | 92.0000 | 91.8000 |
| A0-K0 | 126.8310 | 127.1180 | 73.6420 | 73.5230 |
| G1-J2 | 56.0010 | 56.2520 | 59.7000 | 59.6000 |
| G1-K0 | 79.9370 | 80.3450 | 31.0250 | 31.3500 |
| J2-K0 | 40.8360 | 40.7510 | 349.9480 | 350.4770 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26MN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60494.36002432 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | Akn 557 |
| HIERARCH ESO INS SOBJ NAME | Akn_557 |
| RA | 338.127878 |
| DEC | 8.20863 |
| 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 | 263.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 86.908 |
| HIERARCH ESO ISS PBL12 END | 86.456 |
| HIERARCH ESO ISS PBLA12 START | 112.2 |
| HIERARCH ESO ISS PBLA12 END | 112.1 |
| HIERARCH ESO ISS PBL13 START | 128.899 |
| HIERARCH ESO ISS PBL13 END | 128.702 |
| HIERARCH ESO ISS PBLA13 START | 92.0 |
| HIERARCH ESO ISS PBLA13 END | 91.8 |
| HIERARCH ESO ISS PBL14 START | 126.831 |
| HIERARCH ESO ISS PBL14 END | 127.118 |
| HIERARCH ESO ISS PBLA14 START | 73.642 |
| HIERARCH ESO ISS PBLA14 END | 73.523 |
| HIERARCH ESO ISS PBL23 START | 56.001 |
| HIERARCH ESO ISS PBL23 END | 56.252 |
| HIERARCH ESO ISS PBLA23 START | 59.7 |
| HIERARCH ESO ISS PBLA23 END | 59.6 |
| HIERARCH ESO ISS PBL24 START | 79.937 |
| HIERARCH ESO ISS PBL24 END | 80.345 |
| HIERARCH ESO ISS PBLA24 START | 31.025 |
| HIERARCH ESO ISS PBLA24 END | 31.35 |
| HIERARCH ESO ISS PBL34 START | 40.836 |
| HIERARCH ESO ISS PBL34 END | 40.751 |
| HIERARCH ESO ISS PBLA34 START | 349.948 |
| HIERARCH ESO ISS PBLA34 END | 350.477 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004791 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008769 |
| HIERARCH ESO ISS AMBI TEMP | 15.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | TYC_1151-482-1 |
| HIERARCH ESO FT ROBJ ALPHA | 223230.558 |
| HIERARCH ESO FT ROBJ DELTA | 081236.148 |