Exposure
- ID
- GRAVI.2022-04-26T07:44:35.049_1
- Header ID
- GRAVI.2022-04-26T07:44:35.049
- Date updated
- 2022-04-26 07:55:50 UTC+0000
- Release date
- 2023-04-26 07:55:50 UTC+0000
- UTC Start
- 2022-04-26 07:44:35.049
- UTC End
- 2022-04-26 07:49:55.049
- MJD Start
- 59695.32262788
- MJD End
- 59695.3263315837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 10.81
- Seeing (arcsec)
- 1.33
Observation
- ID
- 50602
- Category
- science
- Program ID
- 109.22ZA.001
- 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
- 37791
- Name
- S2
- RA
- 266.416815
- DEC
- -29.00698
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5400 | 56.5260 | 23.1000 | 23.7000 |
| U1-U3 | 102.4270 | 102.4080 | 29.4000 | 30.0000 |
| U1-U4 | 130.0470 | 130.1440 | 57.1980 | 57.9160 |
| U2-U3 | 46.6400 | 46.6400 | 37.0000 | 37.7000 |
| U2-U4 | 89.0720 | 89.2210 | 78.0530 | 78.7640 |
| U3-U4 | 61.9910 | 62.1370 | 107.6620 | 108.3090 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59695.32262788 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416815 |
| DEC | -29.00698 |
| 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 | 56.54 |
| HIERARCH ESO ISS PBL12 END | 56.526 |
| HIERARCH ESO ISS PBLA12 START | 23.1 |
| HIERARCH ESO ISS PBLA12 END | 23.7 |
| HIERARCH ESO ISS PBL13 START | 102.427 |
| HIERARCH ESO ISS PBL13 END | 102.408 |
| HIERARCH ESO ISS PBLA13 START | 29.4 |
| HIERARCH ESO ISS PBLA13 END | 30.0 |
| HIERARCH ESO ISS PBL14 START | 130.047 |
| HIERARCH ESO ISS PBL14 END | 130.144 |
| HIERARCH ESO ISS PBLA14 START | 57.198 |
| HIERARCH ESO ISS PBLA14 END | 57.916 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.64 |
| HIERARCH ESO ISS PBLA23 START | 37.0 |
| HIERARCH ESO ISS PBLA23 END | 37.7 |
| HIERARCH ESO ISS PBL24 START | 89.072 |
| HIERARCH ESO ISS PBL24 END | 89.221 |
| HIERARCH ESO ISS PBLA24 START | 78.053 |
| HIERARCH ESO ISS PBLA24 END | 78.764 |
| HIERARCH ESO ISS PBL34 START | 61.991 |
| HIERARCH ESO ISS PBL34 END | 62.137 |
| HIERARCH ESO ISS PBLA34 START | 107.662 |
| HIERARCH ESO ISS PBLA34 END | 108.309 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 10.81 |
| HIERARCH ESO ISS AMBI FWHM START | 1.33 |
| HIERARCH ESO ISS AMBI FWHM END | 1.33 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |