Exposure
- ID
- GRAVI.2021-05-24T07:46:17.932_1
- Header ID
- GRAVI.2021-05-24T07:46:17.932
- Date updated
- 2021-05-24 08:00:42 UTC+0000
- Release date
- 2022-05-24 08:00:42 UTC+0000
- UTC Start
- 2021-05-24 07:46:17.932
- UTC End
- 2021-05-24 07:51:37.932
- MJD Start
- 59358.32381866
- MJD End
- 59358.3275223637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003853
- Ambient temperature (°C)
- 11.73
- Seeing (arcsec)
- 0.64
Observation
- ID
- 47457
- Category
- science
- 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
- 35595
- Name
- S2
- RA
- 266.416898
- DEC
- -29.00719
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.0100 | 54.8440 | 34.1000 | 34.6000 |
| U1-U3 | 98.9670 | 98.5810 | 40.5000 | 40.9000 |
| U1-U4 | 122.9340 | 122.0300 | 69.5050 | 70.0420 |
| U2-U3 | 44.7110 | 44.4880 | 48.3000 | 48.7000 |
| U2-U4 | 84.3290 | 83.6610 | 91.6940 | 92.4040 |
| U3-U4 | 60.2560 | 59.9440 | 122.3400 | 123.2240 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59358.32381866 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416898 |
| DEC | -29.00719 |
| 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 | 55.01 |
| HIERARCH ESO ISS PBL12 END | 54.844 |
| HIERARCH ESO ISS PBLA12 START | 34.1 |
| HIERARCH ESO ISS PBLA12 END | 34.6 |
| HIERARCH ESO ISS PBL13 START | 98.967 |
| HIERARCH ESO ISS PBL13 END | 98.581 |
| HIERARCH ESO ISS PBLA13 START | 40.5 |
| HIERARCH ESO ISS PBLA13 END | 40.9 |
| HIERARCH ESO ISS PBL14 START | 122.934 |
| HIERARCH ESO ISS PBL14 END | 122.03 |
| HIERARCH ESO ISS PBLA14 START | 69.505 |
| HIERARCH ESO ISS PBLA14 END | 70.042 |
| HIERARCH ESO ISS PBL23 START | 44.711 |
| HIERARCH ESO ISS PBL23 END | 44.488 |
| HIERARCH ESO ISS PBLA23 START | 48.3 |
| HIERARCH ESO ISS PBLA23 END | 48.7 |
| HIERARCH ESO ISS PBL24 START | 84.329 |
| HIERARCH ESO ISS PBL24 END | 83.661 |
| HIERARCH ESO ISS PBLA24 START | 91.694 |
| HIERARCH ESO ISS PBLA24 END | 92.404 |
| HIERARCH ESO ISS PBL34 START | 60.256 |
| HIERARCH ESO ISS PBL34 END | 59.944 |
| HIERARCH ESO ISS PBLA34 START | 122.34 |
| HIERARCH ESO ISS PBLA34 END | 123.224 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004649 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003057 |
| HIERARCH ESO ISS AMBI TEMP | 11.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.76 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |