Exposure
- ID
- GRAVI.2023-06-07T07:59:07.284_1
- Header ID
- GRAVI.2023-06-07T07:59:07.284
- Date updated
- 2023-06-07 08:15:27 UTC+0000
- Release date
- 2024-06-07 08:15:26 UTC+0000
- UTC Start
- 2023-06-07 07:59:07.284
- UTC End
- 2023-06-07 08:05:07.284
- MJD Start
- 60102.33272319
- MJD End
- 60102.3368898567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007195
- Ambient temperature (°C)
- 14.39
- Seeing (arcsec)
- 0.405
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 | 52.4390 | 52.1060 | 38.4000 | 38.8000 |
| U1-U3 | 93.0360 | 92.2750 | 44.7000 | 45.0000 |
| U1-U4 | 109.2110 | 107.4810 | 75.4090 | 75.9610 |
| U2-U3 | 41.3020 | 40.8670 | 52.6000 | 52.9000 |
| U2-U4 | 74.3380 | 73.1100 | 100.5100 | 101.4810 |
| U3-U4 | 55.8230 | 55.3200 | 133.8090 | 135.1050 |
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 | 60102.33272319 |
| 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 | 52.439 |
| HIERARCH ESO ISS PBL12 END | 52.106 |
| HIERARCH ESO ISS PBLA12 START | 38.4 |
| HIERARCH ESO ISS PBLA12 END | 38.8 |
| HIERARCH ESO ISS PBL13 START | 93.036 |
| HIERARCH ESO ISS PBL13 END | 92.275 |
| HIERARCH ESO ISS PBLA13 START | 44.7 |
| HIERARCH ESO ISS PBLA13 END | 45.0 |
| HIERARCH ESO ISS PBL14 START | 109.211 |
| HIERARCH ESO ISS PBL14 END | 107.481 |
| HIERARCH ESO ISS PBLA14 START | 75.409 |
| HIERARCH ESO ISS PBLA14 END | 75.961 |
| HIERARCH ESO ISS PBL23 START | 41.302 |
| HIERARCH ESO ISS PBL23 END | 40.867 |
| HIERARCH ESO ISS PBLA23 START | 52.6 |
| HIERARCH ESO ISS PBLA23 END | 52.9 |
| HIERARCH ESO ISS PBL24 START | 74.338 |
| HIERARCH ESO ISS PBL24 END | 73.11 |
| HIERARCH ESO ISS PBLA24 START | 100.51 |
| HIERARCH ESO ISS PBLA24 END | 101.481 |
| HIERARCH ESO ISS PBL34 START | 55.823 |
| HIERARCH ESO ISS PBL34 END | 55.32 |
| HIERARCH ESO ISS PBLA34 START | 133.809 |
| HIERARCH ESO ISS PBLA34 END | 135.105 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00825 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00614 |
| HIERARCH ESO ISS AMBI TEMP | 14.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |