Exposure
- ID
- GRAVI.2022-04-24T06:18:50.055_1
- Header ID
- GRAVI.2022-04-24T06:18:50.055
- Date updated
- 2022-04-24 06:30:50 UTC+0000
- Release date
- 2023-04-24 06:30:50 UTC+0000
- UTC Start
- 2022-04-24 06:18:50.055
- UTC End
- 2022-04-24 06:24:10.055
- MJD Start
- 59693.26307934
- MJD End
- 59693.2667830437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033145
- Ambient temperature (°C)
- 10.64
- Seeing (arcsec)
- 0.895
Observation
- ID
- 50591
- 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
- 37784
- Name
- S2
- RA
- 266.416944
- DEC
- -29.00707
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3790 | 56.3980 | 11.0000 | 11.8000 |
| U1-U3 | 101.5770 | 101.6600 | 16.7000 | 17.6000 |
| U1-U4 | 123.3540 | 123.9640 | 43.1640 | 44.1490 |
| U2-U3 | 45.8210 | 45.8970 | 23.8000 | 24.7000 |
| U2-U4 | 81.3340 | 82.0500 | 64.7950 | 65.7150 |
| U3-U4 | 55.6060 | 56.2040 | 97.5450 | 98.1490 |
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 | 59693.26307934 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416944 |
| DEC | -29.00707 |
| 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 | 56.379 |
| HIERARCH ESO ISS PBL12 END | 56.398 |
| HIERARCH ESO ISS PBLA12 START | 11.0 |
| HIERARCH ESO ISS PBLA12 END | 11.8 |
| HIERARCH ESO ISS PBL13 START | 101.577 |
| HIERARCH ESO ISS PBL13 END | 101.66 |
| HIERARCH ESO ISS PBLA13 START | 16.7 |
| HIERARCH ESO ISS PBLA13 END | 17.6 |
| HIERARCH ESO ISS PBL14 START | 123.354 |
| HIERARCH ESO ISS PBL14 END | 123.964 |
| HIERARCH ESO ISS PBLA14 START | 43.164 |
| HIERARCH ESO ISS PBLA14 END | 44.149 |
| HIERARCH ESO ISS PBL23 START | 45.821 |
| HIERARCH ESO ISS PBL23 END | 45.897 |
| HIERARCH ESO ISS PBLA23 START | 23.8 |
| HIERARCH ESO ISS PBLA23 END | 24.7 |
| HIERARCH ESO ISS PBL24 START | 81.334 |
| HIERARCH ESO ISS PBL24 END | 82.05 |
| HIERARCH ESO ISS PBLA24 START | 64.795 |
| HIERARCH ESO ISS PBLA24 END | 65.715 |
| HIERARCH ESO ISS PBL34 START | 55.606 |
| HIERARCH ESO ISS PBL34 END | 56.204 |
| HIERARCH ESO ISS PBLA34 START | 97.545 |
| HIERARCH ESO ISS PBLA34 END | 98.149 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003678 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002951 |
| HIERARCH ESO ISS AMBI TEMP | 10.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.77 |
| HIERARCH ESO ISS AMBI FWHM END | 1.02 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |