Exposure
- ID
- GRAVI.2023-07-04T01:43:27.540_1
- Header ID
- GRAVI.2023-07-04T01:43:27.540
- Date updated
- 2023-07-04 02:00:55 UTC+0000
- Release date
- 2024-07-04 02:00:55 UTC+0000
- UTC Start
- 2023-07-04 01:43:27.540
- UTC End
- 2023-07-04 01:49:27.540
- MJD Start
- 60129.07184653
- MJD End
- 60129.0760131967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00482
- Ambient temperature (°C)
- 12.43
- Seeing (arcsec)
- 0.685
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 | 56.3880 | 56.4100 | 11.4000 | 12.3000 |
| U1-U3 | 101.6180 | 101.7120 | 17.1000 | 18.1000 |
| U1-U4 | 123.6520 | 124.3410 | 43.6420 | 44.7590 |
| U2-U3 | 45.8580 | 45.9440 | 24.2000 | 25.2000 |
| U2-U4 | 81.6850 | 82.4890 | 65.2410 | 66.2840 |
| U3-U4 | 55.8990 | 56.5680 | 97.8360 | 98.5280 |
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 | 60129.07184653 |
| 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 | 56.388 |
| HIERARCH ESO ISS PBL12 END | 56.41 |
| HIERARCH ESO ISS PBLA12 START | 11.4 |
| HIERARCH ESO ISS PBLA12 END | 12.3 |
| HIERARCH ESO ISS PBL13 START | 101.618 |
| HIERARCH ESO ISS PBL13 END | 101.712 |
| HIERARCH ESO ISS PBLA13 START | 17.1 |
| HIERARCH ESO ISS PBLA13 END | 18.1 |
| HIERARCH ESO ISS PBL14 START | 123.652 |
| HIERARCH ESO ISS PBL14 END | 124.341 |
| HIERARCH ESO ISS PBLA14 START | 43.642 |
| HIERARCH ESO ISS PBLA14 END | 44.759 |
| HIERARCH ESO ISS PBL23 START | 45.858 |
| HIERARCH ESO ISS PBL23 END | 45.944 |
| HIERARCH ESO ISS PBLA23 START | 24.2 |
| HIERARCH ESO ISS PBLA23 END | 25.2 |
| HIERARCH ESO ISS PBL24 START | 81.685 |
| HIERARCH ESO ISS PBL24 END | 82.489 |
| HIERARCH ESO ISS PBLA24 START | 65.241 |
| HIERARCH ESO ISS PBLA24 END | 66.284 |
| HIERARCH ESO ISS PBL34 START | 55.899 |
| HIERARCH ESO ISS PBL34 END | 56.568 |
| HIERARCH ESO ISS PBLA34 START | 97.836 |
| HIERARCH ESO ISS PBLA34 END | 98.528 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.0046 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00504 |
| HIERARCH ESO ISS AMBI TEMP | 12.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |