Exposure
- ID
- GRAVI.2023-07-05T03:50:34.347_1
- Header ID
- GRAVI.2023-07-05T03:50:34.347
- Date updated
- 2023-07-05 04:05:36 UTC+0000
- Release date
- 2024-07-05 04:05:36 UTC+0000
- UTC Start
- 2023-07-05 03:50:34.347
- UTC End
- 2023-07-05 03:56:34.347
- MJD Start
- 60130.16011976
- MJD End
- 60130.1642864267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025525
- Ambient temperature (°C)
- 13.71
- Seeing (arcsec)
- 1.17
Observation
- ID
- 56146
- Category
- science
- Program ID
- 111.24H1.003
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41593
- Name
- S4
- RA
- 266.416855
- DEC
- -29.0073
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3220 | 56.2580 | 27.5000 | 28.2000 |
| U1-U3 | 101.9960 | 101.8540 | 33.9000 | 34.5000 |
| U1-U4 | 129.7670 | 129.5000 | 62.0070 | 62.7350 |
| U2-U3 | 46.4440 | 46.3670 | 41.6000 | 42.3000 |
| U2-U4 | 89.2570 | 89.0930 | 82.9540 | 83.7320 |
| U3-U4 | 62.4590 | 62.4130 | 112.3850 | 113.1920 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60130.16011976 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416855 |
| DEC | -29.0073 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.322 |
| HIERARCH ESO ISS PBL12 END | 56.258 |
| HIERARCH ESO ISS PBLA12 START | 27.5 |
| HIERARCH ESO ISS PBLA12 END | 28.2 |
| HIERARCH ESO ISS PBL13 START | 101.996 |
| HIERARCH ESO ISS PBL13 END | 101.854 |
| HIERARCH ESO ISS PBLA13 START | 33.9 |
| HIERARCH ESO ISS PBLA13 END | 34.5 |
| HIERARCH ESO ISS PBL14 START | 129.767 |
| HIERARCH ESO ISS PBL14 END | 129.5 |
| HIERARCH ESO ISS PBLA14 START | 62.007 |
| HIERARCH ESO ISS PBLA14 END | 62.735 |
| HIERARCH ESO ISS PBL23 START | 46.444 |
| HIERARCH ESO ISS PBL23 END | 46.367 |
| HIERARCH ESO ISS PBLA23 START | 41.6 |
| HIERARCH ESO ISS PBLA23 END | 42.3 |
| HIERARCH ESO ISS PBL24 START | 89.257 |
| HIERARCH ESO ISS PBL24 END | 89.093 |
| HIERARCH ESO ISS PBLA24 START | 82.954 |
| HIERARCH ESO ISS PBLA24 END | 83.732 |
| HIERARCH ESO ISS PBL34 START | 62.459 |
| HIERARCH ESO ISS PBL34 END | 62.413 |
| HIERARCH ESO ISS PBLA34 START | 112.385 |
| HIERARCH ESO ISS PBLA34 END | 113.192 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002538 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002567 |
| HIERARCH ESO ISS AMBI TEMP | 13.71 |
| HIERARCH ESO ISS AMBI FWHM START | 1.18 |
| HIERARCH ESO ISS AMBI FWHM END | 1.16 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |