Exposure
- ID
- GRAVI.2023-07-04T01:36:12.521_1
- Header ID
- GRAVI.2023-07-04T01:36:12.521
- Date updated
- 2023-07-04 01:50:57 UTC+0000
- Release date
- 2024-07-04 01:50:57 UTC+0000
- UTC Start
- 2023-07-04 01:36:12.521
- UTC End
- 2023-07-04 01:42:12.521
- MJD Start
- 60129.06681158
- MJD End
- 60129.0709782467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0045565
- Ambient temperature (°C)
- 12.54
- Seeing (arcsec)
- 0.735
Observation
- ID
- 56138
- 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
- 41585
- Name
- S4
- RA
- 266.416929
- DEC
- -29.00727
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3640 | 56.3860 | 10.4000 | 11.3000 |
| U1-U3 | 101.5120 | 101.6060 | 16.1000 | 17.0000 |
| U1-U4 | 122.8560 | 123.5690 | 42.3620 | 43.5080 |
| U2-U3 | 45.7600 | 45.8480 | 23.0000 | 24.1000 |
| U2-U4 | 80.7450 | 81.5870 | 64.0430 | 65.1160 |
| U3-U4 | 55.1090 | 55.8180 | 97.0590 | 97.7540 |
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 | 60129.06681158 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416929 |
| DEC | -29.00727 |
| 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 | 56.364 |
| HIERARCH ESO ISS PBL12 END | 56.386 |
| HIERARCH ESO ISS PBLA12 START | 10.4 |
| HIERARCH ESO ISS PBLA12 END | 11.3 |
| HIERARCH ESO ISS PBL13 START | 101.512 |
| HIERARCH ESO ISS PBL13 END | 101.606 |
| HIERARCH ESO ISS PBLA13 START | 16.1 |
| HIERARCH ESO ISS PBLA13 END | 17.0 |
| HIERARCH ESO ISS PBL14 START | 122.856 |
| HIERARCH ESO ISS PBL14 END | 123.569 |
| HIERARCH ESO ISS PBLA14 START | 42.362 |
| HIERARCH ESO ISS PBLA14 END | 43.508 |
| HIERARCH ESO ISS PBL23 START | 45.76 |
| HIERARCH ESO ISS PBL23 END | 45.848 |
| HIERARCH ESO ISS PBLA23 START | 23.0 |
| HIERARCH ESO ISS PBLA23 END | 24.1 |
| HIERARCH ESO ISS PBL24 START | 80.745 |
| HIERARCH ESO ISS PBL24 END | 81.587 |
| HIERARCH ESO ISS PBLA24 START | 64.043 |
| HIERARCH ESO ISS PBLA24 END | 65.116 |
| HIERARCH ESO ISS PBL34 START | 55.109 |
| HIERARCH ESO ISS PBL34 END | 55.818 |
| HIERARCH ESO ISS PBLA34 START | 97.059 |
| HIERARCH ESO ISS PBLA34 END | 97.754 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004513 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.0046 |
| HIERARCH ESO ISS AMBI TEMP | 12.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |