Exposure
- ID
- GRAVI.2023-07-04T01:29:00.502_1
- Header ID
- GRAVI.2023-07-04T01:29:00.502
- Date updated
- 2023-07-04 01:46:29 UTC+0000
- Release date
- 2024-07-04 01:46:29 UTC+0000
- UTC Start
- 2023-07-04 01:29:00.502
- UTC End
- 2023-07-04 01:35:00.502
- MJD Start
- 60129.06181136
- MJD End
- 60129.0659780267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0045475
- Ambient temperature (°C)
- 12.57
- Seeing (arcsec)
- 0.785
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 | 56.3420 | 56.3620 | 9.4000 | 10.3000 |
| U1-U3 | 101.4090 | 101.5020 | 15.0000 | 16.0000 |
| U1-U4 | 122.0490 | 122.7820 | 41.0670 | 42.2430 |
| U2-U3 | 45.6630 | 45.7510 | 21.9000 | 22.9000 |
| U2-U4 | 79.7780 | 80.6560 | 62.8270 | 63.9310 |
| U3-U4 | 54.2880 | 55.0340 | 96.2890 | 96.9880 |
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 | 60129.06181136 |
| 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 | 56.342 |
| HIERARCH ESO ISS PBL12 END | 56.362 |
| HIERARCH ESO ISS PBLA12 START | 9.4 |
| HIERARCH ESO ISS PBLA12 END | 10.3 |
| HIERARCH ESO ISS PBL13 START | 101.409 |
| HIERARCH ESO ISS PBL13 END | 101.502 |
| HIERARCH ESO ISS PBLA13 START | 15.0 |
| HIERARCH ESO ISS PBLA13 END | 16.0 |
| HIERARCH ESO ISS PBL14 START | 122.049 |
| HIERARCH ESO ISS PBL14 END | 122.782 |
| HIERARCH ESO ISS PBLA14 START | 41.067 |
| HIERARCH ESO ISS PBLA14 END | 42.243 |
| HIERARCH ESO ISS PBL23 START | 45.663 |
| HIERARCH ESO ISS PBL23 END | 45.751 |
| HIERARCH ESO ISS PBLA23 START | 21.9 |
| HIERARCH ESO ISS PBLA23 END | 22.9 |
| HIERARCH ESO ISS PBL24 START | 79.778 |
| HIERARCH ESO ISS PBL24 END | 80.656 |
| HIERARCH ESO ISS PBLA24 START | 62.827 |
| HIERARCH ESO ISS PBLA24 END | 63.931 |
| HIERARCH ESO ISS PBL34 START | 54.288 |
| HIERARCH ESO ISS PBL34 END | 55.034 |
| HIERARCH ESO ISS PBLA34 START | 96.289 |
| HIERARCH ESO ISS PBLA34 END | 96.988 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004582 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004513 |
| HIERARCH ESO ISS AMBI TEMP | 12.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.78 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |