Exposure
- ID
- GRAVI.2023-06-07T06:05:51.979_1
- Header ID
- GRAVI.2023-06-07T06:05:51.979
- Date updated
- 2023-06-07 06:20:41 UTC+0000
- Release date
- 2024-06-07 06:20:41 UTC+0000
- UTC Start
- 2023-06-07 06:05:51.979
- UTC End
- 2023-06-07 06:11:51.979
- MJD Start
- 60102.25407383
- MJD End
- 60102.2582404967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012553
- Ambient temperature (°C)
- 15.22
- Seeing (arcsec)
- 0.34
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 | 56.0210 | 55.9190 | 30.0000 | 30.6000 |
| U1-U3 | 101.3150 | 101.0790 | 36.4000 | 37.0000 |
| U1-U4 | 128.3630 | 127.8380 | 64.7700 | 65.4500 |
| U2-U3 | 46.0640 | 45.9290 | 44.2000 | 44.8000 |
| U2-U4 | 88.3160 | 87.9400 | 85.9710 | 86.7440 |
| U3-U4 | 62.1060 | 61.9400 | 115.6040 | 116.4680 |
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 | 60102.25407383 |
| 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 | 56.021 |
| HIERARCH ESO ISS PBL12 END | 55.919 |
| HIERARCH ESO ISS PBLA12 START | 30.0 |
| HIERARCH ESO ISS PBLA12 END | 30.6 |
| HIERARCH ESO ISS PBL13 START | 101.315 |
| HIERARCH ESO ISS PBL13 END | 101.079 |
| HIERARCH ESO ISS PBLA13 START | 36.4 |
| HIERARCH ESO ISS PBLA13 END | 37.0 |
| HIERARCH ESO ISS PBL14 START | 128.363 |
| HIERARCH ESO ISS PBL14 END | 127.838 |
| HIERARCH ESO ISS PBLA14 START | 64.77 |
| HIERARCH ESO ISS PBLA14 END | 65.45 |
| HIERARCH ESO ISS PBL23 START | 46.064 |
| HIERARCH ESO ISS PBL23 END | 45.929 |
| HIERARCH ESO ISS PBLA23 START | 44.2 |
| HIERARCH ESO ISS PBLA23 END | 44.8 |
| HIERARCH ESO ISS PBL24 START | 88.316 |
| HIERARCH ESO ISS PBL24 END | 87.94 |
| HIERARCH ESO ISS PBLA24 START | 85.971 |
| HIERARCH ESO ISS PBLA24 END | 86.744 |
| HIERARCH ESO ISS PBL34 START | 62.106 |
| HIERARCH ESO ISS PBL34 END | 61.94 |
| HIERARCH ESO ISS PBLA34 START | 115.604 |
| HIERARCH ESO ISS PBLA34 END | 116.468 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013107 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011999 |
| HIERARCH ESO ISS AMBI TEMP | 15.22 |
| HIERARCH ESO ISS AMBI FWHM START | 0.34 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |