Exposure
- ID
- GRAVI.2021-05-31T06:56:05.106_1
- Header ID
- GRAVI.2021-05-31T06:56:05.106
- Date updated
- 2021-05-31 07:10:44 UTC+0000
- Release date
- 2022-05-31 07:10:44 UTC+0000
- UTC Start
- 2021-05-31 06:56:05.106
- UTC End
- 2021-05-31 07:01:25.106
- MJD Start
- 59365.28894799
- MJD End
- 59365.2926516937
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003976
- Ambient temperature (°C)
- 10.58
- Seeing (arcsec)
- 0.97
Observation
- ID
- 47500
- 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
- 35629
- Name
- S2
- RA
- 266.4168
- DEC
- -29.00714
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.5740 | 55.4460 | 32.3000 | 32.7000 |
| U1-U3 | 100.2780 | 99.9810 | 38.6000 | 39.1000 |
| U1-U4 | 125.9990 | 125.3070 | 67.2980 | 67.8650 |
| U2-U3 | 45.4680 | 45.2970 | 46.4000 | 46.9000 |
| U2-U4 | 86.5960 | 86.0850 | 88.9220 | 89.6140 |
| U3-U4 | 61.3200 | 61.0810 | 118.9810 | 119.8050 |
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 | 59365.28894799 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.4168 |
| DEC | -29.00714 |
| 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 | 55.574 |
| HIERARCH ESO ISS PBL12 END | 55.446 |
| HIERARCH ESO ISS PBLA12 START | 32.3 |
| HIERARCH ESO ISS PBLA12 END | 32.7 |
| HIERARCH ESO ISS PBL13 START | 100.278 |
| HIERARCH ESO ISS PBL13 END | 99.981 |
| HIERARCH ESO ISS PBLA13 START | 38.6 |
| HIERARCH ESO ISS PBLA13 END | 39.1 |
| HIERARCH ESO ISS PBL14 START | 125.999 |
| HIERARCH ESO ISS PBL14 END | 125.307 |
| HIERARCH ESO ISS PBLA14 START | 67.298 |
| HIERARCH ESO ISS PBLA14 END | 67.865 |
| HIERARCH ESO ISS PBL23 START | 45.468 |
| HIERARCH ESO ISS PBL23 END | 45.297 |
| HIERARCH ESO ISS PBLA23 START | 46.4 |
| HIERARCH ESO ISS PBLA23 END | 46.9 |
| HIERARCH ESO ISS PBL24 START | 86.596 |
| HIERARCH ESO ISS PBL24 END | 86.085 |
| HIERARCH ESO ISS PBLA24 START | 88.922 |
| HIERARCH ESO ISS PBLA24 END | 89.614 |
| HIERARCH ESO ISS PBL34 START | 61.32 |
| HIERARCH ESO ISS PBL34 END | 61.081 |
| HIERARCH ESO ISS PBLA34 START | 118.981 |
| HIERARCH ESO ISS PBLA34 END | 119.805 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004534 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003418 |
| HIERARCH ESO ISS AMBI TEMP | 10.58 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 1.07 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |