Exposure
- ID
- GRAVI.2023-06-07T08:06:34.303_1
- Header ID
- GRAVI.2023-06-07T08:06:34.303
- Date updated
- 2023-06-07 08:20:53 UTC+0000
- Release date
- 2024-06-07 08:20:53 UTC+0000
- UTC Start
- 2023-06-07 08:06:34.303
- UTC End
- 2023-06-07 08:12:34.303
- MJD Start
- 60102.33789703
- MJD End
- 60102.3420636967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057385
- Ambient temperature (°C)
- 14.45
- Seeing (arcsec)
- 0.46
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 | 52.0530 | 51.7030 | 38.8000 | 39.1000 |
| U1-U3 | 92.1540 | 91.3550 | 45.0000 | 45.3000 |
| U1-U4 | 107.2070 | 105.4000 | 76.0470 | 76.5960 |
| U2-U3 | 40.7980 | 40.3430 | 53.0000 | 53.3000 |
| U2-U4 | 72.9160 | 71.6430 | 101.6340 | 102.6370 |
| U3-U4 | 55.2410 | 54.7320 | 135.3090 | 136.6440 |
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 | 60102.33789703 |
| 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 | 52.053 |
| HIERARCH ESO ISS PBL12 END | 51.703 |
| HIERARCH ESO ISS PBLA12 START | 38.8 |
| HIERARCH ESO ISS PBLA12 END | 39.1 |
| HIERARCH ESO ISS PBL13 START | 92.154 |
| HIERARCH ESO ISS PBL13 END | 91.355 |
| HIERARCH ESO ISS PBLA13 START | 45.0 |
| HIERARCH ESO ISS PBLA13 END | 45.3 |
| HIERARCH ESO ISS PBL14 START | 107.207 |
| HIERARCH ESO ISS PBL14 END | 105.4 |
| HIERARCH ESO ISS PBLA14 START | 76.047 |
| HIERARCH ESO ISS PBLA14 END | 76.596 |
| HIERARCH ESO ISS PBL23 START | 40.798 |
| HIERARCH ESO ISS PBL23 END | 40.343 |
| HIERARCH ESO ISS PBLA23 START | 53.0 |
| HIERARCH ESO ISS PBLA23 END | 53.3 |
| HIERARCH ESO ISS PBL24 START | 72.916 |
| HIERARCH ESO ISS PBL24 END | 71.643 |
| HIERARCH ESO ISS PBLA24 START | 101.634 |
| HIERARCH ESO ISS PBLA24 END | 102.637 |
| HIERARCH ESO ISS PBL34 START | 55.241 |
| HIERARCH ESO ISS PBL34 END | 54.732 |
| HIERARCH ESO ISS PBLA34 START | 135.309 |
| HIERARCH ESO ISS PBLA34 END | 136.644 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00614 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005337 |
| HIERARCH ESO ISS AMBI TEMP | 14.45 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |