Exposure
- ID
- GRAVI.2023-06-02T07:28:26.375_2
- Header ID
- GRAVI.2023-06-02T07:28:26.375
- Date updated
- 2023-06-02 07:42:28 UTC+0000
- Release date
- 2023-06-02 07:28:26 UTC+0000
- UTC Start
- 2023-06-02 07:28:26.375
- UTC End
- 2023-06-02 07:34:26.375
- MJD Start
- 60097.31141638
- MJD End
- 60097.3155830467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0073445
- Ambient temperature (°C)
- 15.52
- Seeing (arcsec)
- 0.455
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 | 54.5350 | 54.3130 | 35.3000 | 35.8000 |
| U1-U3 | 97.8630 | 97.3480 | 41.6000 | 42.1000 |
| U1-U4 | 120.3530 | 119.1490 | 70.9520 | 71.5470 |
| U2-U3 | 44.0740 | 43.7760 | 49.5000 | 49.9000 |
| U2-U4 | 82.4220 | 81.5360 | 93.6390 | 94.4730 |
| U3-U4 | 59.3700 | 58.9630 | 124.7860 | 125.8560 |
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 | 60097.31141638 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416531 |
| DEC | -29.00733 |
| 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 | 54.535 |
| HIERARCH ESO ISS PBL12 END | 54.313 |
| HIERARCH ESO ISS PBLA12 START | 35.3 |
| HIERARCH ESO ISS PBLA12 END | 35.8 |
| HIERARCH ESO ISS PBL13 START | 97.863 |
| HIERARCH ESO ISS PBL13 END | 97.348 |
| HIERARCH ESO ISS PBLA13 START | 41.6 |
| HIERARCH ESO ISS PBLA13 END | 42.1 |
| HIERARCH ESO ISS PBL14 START | 120.353 |
| HIERARCH ESO ISS PBL14 END | 119.149 |
| HIERARCH ESO ISS PBLA14 START | 70.952 |
| HIERARCH ESO ISS PBLA14 END | 71.547 |
| HIERARCH ESO ISS PBL23 START | 44.074 |
| HIERARCH ESO ISS PBL23 END | 43.776 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.9 |
| HIERARCH ESO ISS PBL24 START | 82.422 |
| HIERARCH ESO ISS PBL24 END | 81.536 |
| HIERARCH ESO ISS PBLA24 START | 93.639 |
| HIERARCH ESO ISS PBLA24 END | 94.473 |
| HIERARCH ESO ISS PBL34 START | 59.37 |
| HIERARCH ESO ISS PBL34 END | 58.963 |
| HIERARCH ESO ISS PBLA34 START | 124.786 |
| HIERARCH ESO ISS PBLA34 END | 125.856 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006349 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00834 |
| HIERARCH ESO ISS AMBI TEMP | 15.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |