Exposure
- ID
- GRAVI.2023-06-04T05:11:50.835_1
- Header ID
- GRAVI.2023-06-04T05:11:50.835
- Date updated
- 2023-06-04 05:26:00 UTC+0000
- Release date
- 2024-06-04 05:26:00 UTC+0000
- UTC Start
- 2023-06-04 05:11:50.835
- UTC End
- 2023-06-04 05:17:50.835
- MJD Start
- 60099.21656059
- MJD End
- 60099.2207272567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0092565
- Ambient temperature (°C)
- 14.14
- Seeing (arcsec)
- 0.365
Observation
- ID
- 55649
- 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
- 41212
- Name
- S4
- RA
- 266.416752
- DEC
- -29.00711
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5410 | 56.5240 | 23.0000 | 23.8000 |
| U1-U3 | 102.4280 | 102.4060 | 29.3000 | 30.1000 |
| U1-U4 | 130.0370 | 130.1490 | 57.1370 | 57.9600 |
| U2-U3 | 46.6400 | 46.6390 | 36.9000 | 37.7000 |
| U2-U4 | 89.0580 | 89.2300 | 77.9930 | 78.8070 |
| U3-U4 | 61.9780 | 62.1460 | 107.6070 | 108.3480 |
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 | 60099.21656059 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416752 |
| DEC | -29.00711 |
| 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 | 56.541 |
| HIERARCH ESO ISS PBL12 END | 56.524 |
| HIERARCH ESO ISS PBLA12 START | 23.0 |
| HIERARCH ESO ISS PBLA12 END | 23.8 |
| HIERARCH ESO ISS PBL13 START | 102.428 |
| HIERARCH ESO ISS PBL13 END | 102.406 |
| HIERARCH ESO ISS PBLA13 START | 29.3 |
| HIERARCH ESO ISS PBLA13 END | 30.1 |
| HIERARCH ESO ISS PBL14 START | 130.037 |
| HIERARCH ESO ISS PBL14 END | 130.149 |
| HIERARCH ESO ISS PBLA14 START | 57.137 |
| HIERARCH ESO ISS PBLA14 END | 57.96 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.639 |
| HIERARCH ESO ISS PBLA23 START | 36.9 |
| HIERARCH ESO ISS PBLA23 END | 37.7 |
| HIERARCH ESO ISS PBL24 START | 89.058 |
| HIERARCH ESO ISS PBL24 END | 89.23 |
| HIERARCH ESO ISS PBLA24 START | 77.993 |
| HIERARCH ESO ISS PBLA24 END | 78.807 |
| HIERARCH ESO ISS PBL34 START | 61.978 |
| HIERARCH ESO ISS PBL34 END | 62.146 |
| HIERARCH ESO ISS PBLA34 START | 107.607 |
| HIERARCH ESO ISS PBLA34 END | 108.348 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009884 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008629 |
| HIERARCH ESO ISS AMBI TEMP | 14.14 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.33 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |