Exposure
- ID
- GRAVI.2023-06-07T07:14:31.163_1
- Header ID
- GRAVI.2023-06-07T07:14:31.163
- Date updated
- 2023-06-07 07:30:17 UTC+0000
- Release date
- 2024-06-07 07:30:17 UTC+0000
- UTC Start
- 2023-06-07 07:14:31.163
- UTC End
- 2023-06-07 07:20:31.163
- MJD Start
- 60102.30174957
- MJD End
- 60102.3059162367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0086375
- Ambient temperature (°C)
- 14.51
- Seeing (arcsec)
- 0.495
Observation
- ID
- 55693
- Category
- science
- Program ID
- 111.24H1.002
- 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
- 41253
- Name
- S4
- RA
- 266.416547
- DEC
- -29.00719
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.3390 | 54.1050 | 35.7000 | 36.1000 |
| U1-U3 | 97.4080 | 96.8680 | 42.0000 | 42.5000 |
| U1-U4 | 119.2900 | 118.0310 | 71.4800 | 72.0660 |
| U2-U3 | 43.8110 | 43.4990 | 49.9000 | 50.3000 |
| U2-U4 | 81.6400 | 80.7150 | 94.3790 | 95.2200 |
| U3-U4 | 59.0110 | 58.5900 | 125.7330 | 126.8200 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60102.30174957 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416547 |
| DEC | -29.00719 |
| 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 | 54.339 |
| HIERARCH ESO ISS PBL12 END | 54.105 |
| HIERARCH ESO ISS PBLA12 START | 35.7 |
| HIERARCH ESO ISS PBLA12 END | 36.1 |
| HIERARCH ESO ISS PBL13 START | 97.408 |
| HIERARCH ESO ISS PBL13 END | 96.868 |
| HIERARCH ESO ISS PBLA13 START | 42.0 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 119.29 |
| HIERARCH ESO ISS PBL14 END | 118.031 |
| HIERARCH ESO ISS PBLA14 START | 71.48 |
| HIERARCH ESO ISS PBLA14 END | 72.066 |
| HIERARCH ESO ISS PBL23 START | 43.811 |
| HIERARCH ESO ISS PBL23 END | 43.499 |
| HIERARCH ESO ISS PBLA23 START | 49.9 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 81.64 |
| HIERARCH ESO ISS PBL24 END | 80.715 |
| HIERARCH ESO ISS PBLA24 START | 94.379 |
| HIERARCH ESO ISS PBLA24 END | 95.22 |
| HIERARCH ESO ISS PBL34 START | 59.011 |
| HIERARCH ESO ISS PBL34 END | 58.59 |
| HIERARCH ESO ISS PBLA34 START | 125.733 |
| HIERARCH ESO ISS PBLA34 END | 126.82 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008096 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009179 |
| HIERARCH ESO ISS AMBI TEMP | 14.51 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |