Exposure
- ID
- GRAVI.2022-06-20T07:11:54.112_1
- Header ID
- GRAVI.2022-06-20T07:11:54.112
- Date updated
- 2022-06-20 13:30:55 UTC+0000
- Release date
- 2023-06-20 13:30:53 UTC+0000
- UTC Start
- 2022-06-20 07:11:54.112
- UTC End
- 2022-06-20 07:17:14.112
- MJD Start
- 59750.29993185
- MJD End
- 59750.3036355537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002805
- Ambient temperature (°C)
- 7.58
- Seeing (arcsec)
- 1.13
Observation
- ID
- 51285
- Category
- science
- Program ID
- 109.22ZA.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/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 38220
- Name
- S2
- RA
- 266.41687
- DEC
- -29.00722
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.1890 | 51.8860 | 38.7000 | 39.0000 |
| U1-U3 | 92.4630 | 91.7720 | 44.9000 | 45.2000 |
| U1-U4 | 107.9090 | 106.3420 | 75.8260 | 76.3110 |
| U2-U3 | 40.9750 | 40.5800 | 52.8000 | 53.1000 |
| U2-U4 | 73.4120 | 72.3050 | 101.2410 | 102.1140 |
| U3-U4 | 55.4430 | 54.9950 | 134.7850 | 135.9490 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59750.29993185 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.41687 |
| DEC | -29.00722 |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 52.189 |
| HIERARCH ESO ISS PBL12 END | 51.886 |
| HIERARCH ESO ISS PBLA12 START | 38.7 |
| HIERARCH ESO ISS PBLA12 END | 39.0 |
| HIERARCH ESO ISS PBL13 START | 92.463 |
| HIERARCH ESO ISS PBL13 END | 91.772 |
| HIERARCH ESO ISS PBLA13 START | 44.9 |
| HIERARCH ESO ISS PBLA13 END | 45.2 |
| HIERARCH ESO ISS PBL14 START | 107.909 |
| HIERARCH ESO ISS PBL14 END | 106.342 |
| HIERARCH ESO ISS PBLA14 START | 75.826 |
| HIERARCH ESO ISS PBLA14 END | 76.311 |
| HIERARCH ESO ISS PBL23 START | 40.975 |
| HIERARCH ESO ISS PBL23 END | 40.58 |
| HIERARCH ESO ISS PBLA23 START | 52.8 |
| HIERARCH ESO ISS PBLA23 END | 53.1 |
| HIERARCH ESO ISS PBL24 START | 73.412 |
| HIERARCH ESO ISS PBL24 END | 72.305 |
| HIERARCH ESO ISS PBLA24 START | 101.241 |
| HIERARCH ESO ISS PBLA24 END | 102.114 |
| HIERARCH ESO ISS PBL34 START | 55.443 |
| HIERARCH ESO ISS PBL34 END | 54.995 |
| HIERARCH ESO ISS PBLA34 START | 134.785 |
| HIERARCH ESO ISS PBLA34 END | 135.949 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002805 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002805 |
| HIERARCH ESO ISS AMBI TEMP | 7.58 |
| HIERARCH ESO ISS AMBI FWHM START | 1.01 |
| HIERARCH ESO ISS AMBI FWHM END | 1.25 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |