Exposure
- ID
- GRAVI.2023-06-07T05:40:45.911_2
- Header ID
- GRAVI.2023-06-07T05:40:45.911
- Date updated
- 2023-06-07 05:55:27 UTC+0000
- Release date
- 2023-06-07 05:40:45 UTC+0000
- UTC Start
- 2023-06-07 05:40:45.911
- UTC End
- 2023-06-07 05:46:45.911
- MJD Start
- 60102.23664249
- MJD End
- 60102.2408091567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010709
- Ambient temperature (°C)
- 15.42
- Seeing (arcsec)
- 0.42
Observation
- ID
- 55614
- Category
- calibrator
- 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
- 41180
- Name
- IRS16C
- RA
- 266.417108333333
- DEC
- -29.0076453055556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3210 | 56.2560 | 27.5000 | 28.2000 |
| U1-U3 | 101.9940 | 101.8510 | 33.9000 | 34.6000 |
| U1-U4 | 129.7630 | 129.4940 | 62.0450 | 62.7680 |
| U2-U3 | 46.4430 | 46.3650 | 41.6000 | 42.3000 |
| U2-U4 | 89.2540 | 89.0890 | 82.9930 | 83.7660 |
| U3-U4 | 62.4580 | 62.4120 | 112.4240 | 113.2270 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60102.23664249 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416567 |
| DEC | -29.00724 |
| 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 | 56.321 |
| HIERARCH ESO ISS PBL12 END | 56.256 |
| HIERARCH ESO ISS PBLA12 START | 27.5 |
| HIERARCH ESO ISS PBLA12 END | 28.2 |
| HIERARCH ESO ISS PBL13 START | 101.994 |
| HIERARCH ESO ISS PBL13 END | 101.851 |
| HIERARCH ESO ISS PBLA13 START | 33.9 |
| HIERARCH ESO ISS PBLA13 END | 34.6 |
| HIERARCH ESO ISS PBL14 START | 129.763 |
| HIERARCH ESO ISS PBL14 END | 129.494 |
| HIERARCH ESO ISS PBLA14 START | 62.045 |
| HIERARCH ESO ISS PBLA14 END | 62.768 |
| HIERARCH ESO ISS PBL23 START | 46.443 |
| HIERARCH ESO ISS PBL23 END | 46.365 |
| HIERARCH ESO ISS PBLA23 START | 41.6 |
| HIERARCH ESO ISS PBLA23 END | 42.3 |
| HIERARCH ESO ISS PBL24 START | 89.254 |
| HIERARCH ESO ISS PBL24 END | 89.089 |
| HIERARCH ESO ISS PBLA24 START | 82.993 |
| HIERARCH ESO ISS PBLA24 END | 83.766 |
| HIERARCH ESO ISS PBL34 START | 62.458 |
| HIERARCH ESO ISS PBL34 END | 62.412 |
| HIERARCH ESO ISS PBLA34 START | 112.424 |
| HIERARCH ESO ISS PBLA34 END | 113.227 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010325 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011093 |
| HIERARCH ESO ISS AMBI TEMP | 15.42 |
| HIERARCH ESO ISS AMBI FWHM START | 0.36 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |