Exposure
- ID
- GRAVI.2024-07-03T09:08:47.179_2
- Header ID
- GRAVI.2024-07-03T09:08:47.179
- Date updated
- 2024-07-03 09:20:45 UTC+0000
- Release date
- 2025-07-03 09:20:45 UTC+0000
- UTC Start
- 2024-07-03 09:08:47.179
- UTC End
- 2024-07-03 09:12:47.179
- MJD Start
- 60494.38110161
- MJD End
- 60494.3838793878
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007193
- Ambient temperature (°C)
- 15.74
- Seeing (arcsec)
- 0.48
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 | 83.1910 | 82.5570 | 112.1000 | 112.1000 |
| A0-J2 | 126.5660 | 126.0510 | 90.9000 | 90.8000 |
| A0-K0 | 127.9770 | 127.9750 | 72.6940 | 72.5360 |
| G1-J2 | 57.4460 | 57.5930 | 59.4000 | 59.3000 |
| G1-K0 | 82.7000 | 83.0740 | 33.0330 | 33.2710 |
| J2-K0 | 40.3360 | 40.2830 | 353.7790 | 354.3460 |
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 | 60494.38110161 |
| 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 | 83.191 |
| HIERARCH ESO ISS PBL12 END | 82.557 |
| HIERARCH ESO ISS PBLA12 START | 112.1 |
| HIERARCH ESO ISS PBLA12 END | 112.1 |
| HIERARCH ESO ISS PBL13 START | 126.566 |
| HIERARCH ESO ISS PBL13 END | 126.051 |
| HIERARCH ESO ISS PBLA13 START | 90.9 |
| HIERARCH ESO ISS PBLA13 END | 90.8 |
| HIERARCH ESO ISS PBL14 START | 127.977 |
| HIERARCH ESO ISS PBL14 END | 127.975 |
| HIERARCH ESO ISS PBLA14 START | 72.694 |
| HIERARCH ESO ISS PBLA14 END | 72.536 |
| HIERARCH ESO ISS PBL23 START | 57.446 |
| HIERARCH ESO ISS PBL23 END | 57.593 |
| HIERARCH ESO ISS PBLA23 START | 59.4 |
| HIERARCH ESO ISS PBLA23 END | 59.3 |
| HIERARCH ESO ISS PBL24 START | 82.7 |
| HIERARCH ESO ISS PBL24 END | 83.074 |
| HIERARCH ESO ISS PBLA24 START | 33.033 |
| HIERARCH ESO ISS PBLA24 END | 33.271 |
| HIERARCH ESO ISS PBL34 START | 40.336 |
| HIERARCH ESO ISS PBL34 END | 40.283 |
| HIERARCH ESO ISS PBLA34 START | 353.779 |
| HIERARCH ESO ISS PBLA34 END | 354.346 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006692 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007694 |
| HIERARCH ESO ISS AMBI TEMP | 15.74 |
| HIERARCH ESO ISS AMBI FWHM START | 0.49 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | TYC_1151-482-1 |
| HIERARCH ESO FT ROBJ ALPHA | 223230.558 |
| HIERARCH ESO FT ROBJ DELTA | 081236.148 |