Exposure
- ID
- GRAVI.2024-07-03T08:33:47.090_2
- Header ID
- GRAVI.2024-07-03T08:33:47.090
- Date updated
- 2024-07-03 08:45:40 UTC+0000
- Release date
- 2025-07-03 08:45:40 UTC+0000
- UTC Start
- 2024-07-03 08:33:47.090
- UTC End
- 2024-07-03 08:37:47.090
- MJD Start
- 60494.35679502
- MJD End
- 60494.3595727978
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0051235
- Ambient temperature (°C)
- 15.52
- Seeing (arcsec)
- 0.55
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 | 87.3610 | 86.9370 | 112.2000 | 112.2000 |
| A0-J2 | 129.0600 | 128.9110 | 92.2000 | 92.0000 |
| A0-K0 | 126.4790 | 126.8100 | 73.7630 | 73.6490 |
| G1-J2 | 55.7170 | 55.9840 | 59.7000 | 59.7000 |
| G1-K0 | 79.4980 | 79.9100 | 30.6650 | 31.0030 |
| J2-K0 | 40.9310 | 40.8420 | 349.3870 | 349.9110 |
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 | 60494.35679502 |
| 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 | 87.361 |
| HIERARCH ESO ISS PBL12 END | 86.937 |
| HIERARCH ESO ISS PBLA12 START | 112.2 |
| HIERARCH ESO ISS PBLA12 END | 112.2 |
| HIERARCH ESO ISS PBL13 START | 129.06 |
| HIERARCH ESO ISS PBL13 END | 128.911 |
| HIERARCH ESO ISS PBLA13 START | 92.2 |
| HIERARCH ESO ISS PBLA13 END | 92.0 |
| HIERARCH ESO ISS PBL14 START | 126.479 |
| HIERARCH ESO ISS PBL14 END | 126.81 |
| HIERARCH ESO ISS PBLA14 START | 73.763 |
| HIERARCH ESO ISS PBLA14 END | 73.649 |
| HIERARCH ESO ISS PBL23 START | 55.717 |
| HIERARCH ESO ISS PBL23 END | 55.984 |
| HIERARCH ESO ISS PBLA23 START | 59.7 |
| HIERARCH ESO ISS PBLA23 END | 59.7 |
| HIERARCH ESO ISS PBL24 START | 79.498 |
| HIERARCH ESO ISS PBL24 END | 79.91 |
| HIERARCH ESO ISS PBLA24 START | 30.665 |
| HIERARCH ESO ISS PBLA24 END | 31.003 |
| HIERARCH ESO ISS PBL34 START | 40.931 |
| HIERARCH ESO ISS PBL34 END | 40.842 |
| HIERARCH ESO ISS PBLA34 START | 349.387 |
| HIERARCH ESO ISS PBLA34 END | 349.911 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005456 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004791 |
| HIERARCH ESO ISS AMBI TEMP | 15.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | TYC_1151-482-1 |
| HIERARCH ESO FT ROBJ ALPHA | 223230.558 |
| HIERARCH ESO FT ROBJ DELTA | 081236.148 |