Exposure
- ID
- GRAVI.2021-05-25T06:55:27.008_1
- Header ID
- GRAVI.2021-05-25T06:55:27.008
- Date updated
- 2021-05-25 07:10:23 UTC+0000
- Release date
- 2021-05-25 06:55:27 UTC+0000
- UTC Start
- 2021-05-25 06:55:27.008
- UTC End
- 2021-05-25 07:00:47.008
- MJD Start
- 59359.28850704
- MJD End
- 59359.2922107437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037855
- Ambient temperature (°C)
- 12.13
- Seeing (arcsec)
- 0.485
Observation
- ID
- 47460
- Category
- calibrator
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35597
- Name
- R2
- RA
- 266.416844
- DEC
- -29.00706
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.0140 | 55.9240 | 30.1000 | 30.6000 |
| U1-U3 | 101.2990 | 101.0900 | 36.4000 | 37.0000 |
| U1-U4 | 128.3270 | 127.8620 | 64.8170 | 65.4180 |
| U2-U3 | 46.0540 | 45.9350 | 44.2000 | 44.8000 |
| U2-U4 | 88.2900 | 87.9570 | 86.0240 | 86.7070 |
| U3-U4 | 62.0940 | 61.9470 | 115.6640 | 116.4270 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 59359.28850704 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416844 |
| DEC | -29.00706 |
| 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 | 56.014 |
| HIERARCH ESO ISS PBL12 END | 55.924 |
| HIERARCH ESO ISS PBLA12 START | 30.1 |
| HIERARCH ESO ISS PBLA12 END | 30.6 |
| HIERARCH ESO ISS PBL13 START | 101.299 |
| HIERARCH ESO ISS PBL13 END | 101.09 |
| HIERARCH ESO ISS PBLA13 START | 36.4 |
| HIERARCH ESO ISS PBLA13 END | 37.0 |
| HIERARCH ESO ISS PBL14 START | 128.327 |
| HIERARCH ESO ISS PBL14 END | 127.862 |
| HIERARCH ESO ISS PBLA14 START | 64.817 |
| HIERARCH ESO ISS PBLA14 END | 65.418 |
| HIERARCH ESO ISS PBL23 START | 46.054 |
| HIERARCH ESO ISS PBL23 END | 45.935 |
| HIERARCH ESO ISS PBLA23 START | 44.2 |
| HIERARCH ESO ISS PBLA23 END | 44.8 |
| HIERARCH ESO ISS PBL24 START | 88.29 |
| HIERARCH ESO ISS PBL24 END | 87.957 |
| HIERARCH ESO ISS PBLA24 START | 86.024 |
| HIERARCH ESO ISS PBLA24 END | 86.707 |
| HIERARCH ESO ISS PBL34 START | 62.094 |
| HIERARCH ESO ISS PBL34 END | 61.947 |
| HIERARCH ESO ISS PBLA34 START | 115.664 |
| HIERARCH ESO ISS PBLA34 END | 116.427 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003285 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004286 |
| HIERARCH ESO ISS AMBI TEMP | 12.13 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |