Exposure
- ID
- GRAVI.2024-07-02T09:01:47.256_2
- Header ID
- GRAVI.2024-07-02T09:01:47.256
- Date updated
- 2024-07-02 09:15:50 UTC+0000
- Release date
- 2025-07-02 09:15:50 UTC+0000
- UTC Start
- 2024-07-02 09:01:47.256
- UTC End
- 2024-07-02 09:05:47.256
- MJD Start
- 60493.37624139
- MJD End
- 60493.3790191678
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0085455
- Ambient temperature (°C)
- 14.06
- Seeing (arcsec)
- 0.485
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 | 84.6750 | 84.1070 | 112.1000 | 112.1000 |
| A0-J2 | 127.6610 | 127.2610 | 91.3000 | 91.2000 |
| A0-K0 | 127.7980 | 127.9000 | 73.0660 | 72.9210 |
| G1-J2 | 57.0100 | 57.1940 | 59.6000 | 59.5000 |
| G1-K0 | 81.7340 | 82.1210 | 32.3820 | 32.6470 |
| J2-K0 | 40.4900 | 40.4260 | 352.3710 | 352.9230 |
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 | 60493.37624139 |
| 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 | 84.675 |
| HIERARCH ESO ISS PBL12 END | 84.107 |
| HIERARCH ESO ISS PBLA12 START | 112.1 |
| HIERARCH ESO ISS PBLA12 END | 112.1 |
| HIERARCH ESO ISS PBL13 START | 127.661 |
| HIERARCH ESO ISS PBL13 END | 127.261 |
| HIERARCH ESO ISS PBLA13 START | 91.3 |
| HIERARCH ESO ISS PBLA13 END | 91.2 |
| HIERARCH ESO ISS PBL14 START | 127.798 |
| HIERARCH ESO ISS PBL14 END | 127.9 |
| HIERARCH ESO ISS PBLA14 START | 73.066 |
| HIERARCH ESO ISS PBLA14 END | 72.921 |
| HIERARCH ESO ISS PBL23 START | 57.01 |
| HIERARCH ESO ISS PBL23 END | 57.194 |
| HIERARCH ESO ISS PBLA23 START | 59.6 |
| HIERARCH ESO ISS PBLA23 END | 59.5 |
| HIERARCH ESO ISS PBL24 START | 81.734 |
| HIERARCH ESO ISS PBL24 END | 82.121 |
| HIERARCH ESO ISS PBLA24 START | 32.382 |
| HIERARCH ESO ISS PBLA24 END | 32.647 |
| HIERARCH ESO ISS PBL34 START | 40.49 |
| HIERARCH ESO ISS PBL34 END | 40.426 |
| HIERARCH ESO ISS PBLA34 START | 352.371 |
| HIERARCH ESO ISS PBLA34 END | 352.923 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008078 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009013 |
| HIERARCH ESO ISS AMBI TEMP | 14.06 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |
| HIERARCH ESO FT ROBJ NAME | TYC_1151-482-1 |
| HIERARCH ESO FT ROBJ ALPHA | 223230.558 |
| HIERARCH ESO FT ROBJ DELTA | 081236.148 |