Exposure
- ID
- GRAVI.2021-06-20T03:40:54.576_1
- Header ID
- GRAVI.2021-06-20T03:40:54.576
- Date updated
- 2021-06-20 03:55:17 UTC+0000
- Release date
- 2022-06-20 03:55:17 UTC+0000
- UTC Start
- 2021-06-20 03:40:54.576
- UTC End
- 2021-06-20 03:46:14.576
- MJD Start
- 59385.15340945
- MJD End
- 59385.1571131537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002629
- Ambient temperature (°C)
- 9.66
- Seeing (arcsec)
- 1.24
Observation
- ID
- 47537
- Category
- science
- Program ID
- 105.20B2.003
- 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
- 35651
- Name
- S2
- RA
- 266.417024
- DEC
- -29.00715
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5560 | 56.5590 | 19.9000 | 20.6000 |
| U1-U3 | 102.3710 | 102.4010 | 26.1000 | 26.8000 |
| U1-U4 | 129.0520 | 129.3400 | 53.6730 | 54.4630 |
| U2-U3 | 46.5450 | 46.5790 | 33.6000 | 34.4000 |
| U2-U4 | 87.8570 | 88.1910 | 74.6400 | 75.3960 |
| U3-U4 | 60.9480 | 61.2250 | 104.7230 | 105.3510 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59385.15340945 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.417024 |
| DEC | -29.00715 |
| 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 | 56.556 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 19.9 |
| HIERARCH ESO ISS PBLA12 END | 20.6 |
| HIERARCH ESO ISS PBL13 START | 102.371 |
| HIERARCH ESO ISS PBL13 END | 102.401 |
| HIERARCH ESO ISS PBLA13 START | 26.1 |
| HIERARCH ESO ISS PBLA13 END | 26.8 |
| HIERARCH ESO ISS PBL14 START | 129.052 |
| HIERARCH ESO ISS PBL14 END | 129.34 |
| HIERARCH ESO ISS PBLA14 START | 53.673 |
| HIERARCH ESO ISS PBLA14 END | 54.463 |
| HIERARCH ESO ISS PBL23 START | 46.545 |
| HIERARCH ESO ISS PBL23 END | 46.579 |
| HIERARCH ESO ISS PBLA23 START | 33.6 |
| HIERARCH ESO ISS PBLA23 END | 34.4 |
| HIERARCH ESO ISS PBL24 START | 87.857 |
| HIERARCH ESO ISS PBL24 END | 88.191 |
| HIERARCH ESO ISS PBLA24 START | 74.64 |
| HIERARCH ESO ISS PBLA24 END | 75.396 |
| HIERARCH ESO ISS PBL34 START | 60.948 |
| HIERARCH ESO ISS PBL34 END | 61.225 |
| HIERARCH ESO ISS PBLA34 START | 104.723 |
| HIERARCH ESO ISS PBLA34 END | 105.351 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002629 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002629 |
| HIERARCH ESO ISS AMBI TEMP | 9.66 |
| HIERARCH ESO ISS AMBI FWHM START | 1.24 |
| HIERARCH ESO ISS AMBI FWHM END | 1.24 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |