Exposure
- ID
- GRAVI.2023-06-07T05:06:03.817_1
- Header ID
- GRAVI.2023-06-07T05:06:03.817
- Date updated
- 2023-06-07 05:20:43 UTC+0000
- Release date
- 2024-06-07 05:20:43 UTC+0000
- UTC Start
- 2023-06-07 05:06:03.817
- UTC End
- 2023-06-07 05:12:03.817
- MJD Start
- 60102.21254418
- MJD End
- 60102.2167108467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0113175
- Ambient temperature (°C)
- 15.07
- Seeing (arcsec)
- 0.465
Observation
- ID
- 55691
- 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
- 41251
- Name
- S4
- RA
- 266.416567
- DEC
- -29.00724
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5260 | 56.5030 | 23.7000 | 24.5000 |
| U1-U3 | 102.4090 | 102.3720 | 30.0000 | 30.8000 |
| U1-U4 | 130.1420 | 130.2020 | 57.9050 | 58.7170 |
| U2-U3 | 46.6400 | 46.6290 | 37.7000 | 38.5000 |
| U2-U4 | 89.2180 | 89.3410 | 78.7530 | 79.5630 |
| U3-U4 | 62.1340 | 62.2700 | 108.2990 | 109.0520 |
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 | 60102.21254418 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416567 |
| DEC | -29.00724 |
| 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 | 56.526 |
| HIERARCH ESO ISS PBL12 END | 56.503 |
| HIERARCH ESO ISS PBLA12 START | 23.7 |
| HIERARCH ESO ISS PBLA12 END | 24.5 |
| HIERARCH ESO ISS PBL13 START | 102.409 |
| HIERARCH ESO ISS PBL13 END | 102.372 |
| HIERARCH ESO ISS PBLA13 START | 30.0 |
| HIERARCH ESO ISS PBLA13 END | 30.8 |
| HIERARCH ESO ISS PBL14 START | 130.142 |
| HIERARCH ESO ISS PBL14 END | 130.202 |
| HIERARCH ESO ISS PBLA14 START | 57.905 |
| HIERARCH ESO ISS PBLA14 END | 58.717 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.629 |
| HIERARCH ESO ISS PBLA23 START | 37.7 |
| HIERARCH ESO ISS PBLA23 END | 38.5 |
| HIERARCH ESO ISS PBL24 START | 89.218 |
| HIERARCH ESO ISS PBL24 END | 89.341 |
| HIERARCH ESO ISS PBLA24 START | 78.753 |
| HIERARCH ESO ISS PBLA24 END | 79.563 |
| HIERARCH ESO ISS PBL34 START | 62.134 |
| HIERARCH ESO ISS PBL34 END | 62.27 |
| HIERARCH ESO ISS PBLA34 START | 108.299 |
| HIERARCH ESO ISS PBLA34 END | 109.052 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010862 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011773 |
| HIERARCH ESO ISS AMBI TEMP | 15.07 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |