Exposure
- ID
- GRAVI.2023-07-07T01:25:26.208_2
- Header ID
- GRAVI.2023-07-07T01:25:26.208
- Date updated
- 2023-07-07 01:40:23 UTC+0000
- Release date
- 2023-07-07 01:25:26 UTC+0000
- UTC Start
- 2023-07-07 01:25:26.208
- UTC End
- 2023-07-07 01:31:26.208
- MJD Start
- 60132.05933111
- MJD End
- 60132.0634977767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003497
- Ambient temperature (°C)
- 10.34
- Seeing (arcsec)
- 0.745
Observation
- ID
- 56078
- Category
- calibrator
- Program ID
- 111.24H1.003
- 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/ 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 | 56.3680 | 56.3890 | 10.6000 | 11.5000 |
| U1-U3 | 101.5270 | 101.6220 | 16.2000 | 17.2000 |
| U1-U4 | 122.9720 | 123.6820 | 42.5470 | 43.6890 |
| U2-U3 | 45.7750 | 45.8620 | 23.2000 | 24.2000 |
| U2-U4 | 80.8820 | 81.7190 | 64.2160 | 65.2850 |
| U3-U4 | 55.2240 | 55.9280 | 97.1700 | 97.8650 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60132.05933111 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416849 |
| DEC | -29.00721 |
| 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 | 56.368 |
| HIERARCH ESO ISS PBL12 END | 56.389 |
| HIERARCH ESO ISS PBLA12 START | 10.6 |
| HIERARCH ESO ISS PBLA12 END | 11.5 |
| HIERARCH ESO ISS PBL13 START | 101.527 |
| HIERARCH ESO ISS PBL13 END | 101.622 |
| HIERARCH ESO ISS PBLA13 START | 16.2 |
| HIERARCH ESO ISS PBLA13 END | 17.2 |
| HIERARCH ESO ISS PBL14 START | 122.972 |
| HIERARCH ESO ISS PBL14 END | 123.682 |
| HIERARCH ESO ISS PBLA14 START | 42.547 |
| HIERARCH ESO ISS PBLA14 END | 43.689 |
| HIERARCH ESO ISS PBL23 START | 45.775 |
| HIERARCH ESO ISS PBL23 END | 45.862 |
| HIERARCH ESO ISS PBLA23 START | 23.2 |
| HIERARCH ESO ISS PBLA23 END | 24.2 |
| HIERARCH ESO ISS PBL24 START | 80.882 |
| HIERARCH ESO ISS PBL24 END | 81.719 |
| HIERARCH ESO ISS PBLA24 START | 64.216 |
| HIERARCH ESO ISS PBLA24 END | 65.285 |
| HIERARCH ESO ISS PBL34 START | 55.224 |
| HIERARCH ESO ISS PBL34 END | 55.928 |
| HIERARCH ESO ISS PBLA34 START | 97.17 |
| HIERARCH ESO ISS PBLA34 END | 97.865 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003487 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003507 |
| HIERARCH ESO ISS AMBI TEMP | 10.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.73 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |