Exposure
- ID
- GRAVI.2023-06-04T04:50:11.776_1
- Header ID
- GRAVI.2023-06-04T04:50:11.776
- Date updated
- 2023-06-04 05:05:46 UTC+0000
- Release date
- 2024-06-04 05:05:45 UTC+0000
- UTC Start
- 2023-06-04 04:50:11.776
- UTC End
- 2023-06-04 04:56:11.776
- MJD Start
- 60099.20152518
- MJD End
- 60099.2056918467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009332
- Ambient temperature (°C)
- 14.28
- Seeing (arcsec)
- 0.38
Observation
- ID
- 55649
- 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
- 41212
- Name
- S4
- RA
- 266.416752
- DEC
- -29.00711
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5590 | 56.5590 | 20.4000 | 21.2000 |
| U1-U3 | 102.3950 | 102.4200 | 26.6000 | 27.5000 |
| U1-U4 | 129.2750 | 129.5630 | 54.2740 | 55.1510 |
| U2-U3 | 46.5710 | 46.6030 | 34.2000 | 35.0000 |
| U2-U4 | 88.1150 | 88.4560 | 75.2150 | 76.0580 |
| U3-U4 | 61.1620 | 61.4470 | 105.1980 | 105.9100 |
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 | 60099.20152518 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416752 |
| DEC | -29.00711 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 20.4 |
| HIERARCH ESO ISS PBLA12 END | 21.2 |
| HIERARCH ESO ISS PBL13 START | 102.395 |
| HIERARCH ESO ISS PBL13 END | 102.42 |
| HIERARCH ESO ISS PBLA13 START | 26.6 |
| HIERARCH ESO ISS PBLA13 END | 27.5 |
| HIERARCH ESO ISS PBL14 START | 129.275 |
| HIERARCH ESO ISS PBL14 END | 129.563 |
| HIERARCH ESO ISS PBLA14 START | 54.274 |
| HIERARCH ESO ISS PBLA14 END | 55.151 |
| HIERARCH ESO ISS PBL23 START | 46.571 |
| HIERARCH ESO ISS PBL23 END | 46.603 |
| HIERARCH ESO ISS PBLA23 START | 34.2 |
| HIERARCH ESO ISS PBLA23 END | 35.0 |
| HIERARCH ESO ISS PBL24 START | 88.115 |
| HIERARCH ESO ISS PBL24 END | 88.456 |
| HIERARCH ESO ISS PBLA24 START | 75.215 |
| HIERARCH ESO ISS PBLA24 END | 76.058 |
| HIERARCH ESO ISS PBL34 START | 61.162 |
| HIERARCH ESO ISS PBL34 END | 61.447 |
| HIERARCH ESO ISS PBLA34 START | 105.198 |
| HIERARCH ESO ISS PBLA34 END | 105.91 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009332 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009332 |
| HIERARCH ESO ISS AMBI TEMP | 14.28 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.37 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |