Exposure
- ID
- GRAVI.2021-05-30T06:06:35.424_1
- Header ID
- GRAVI.2021-05-30T06:06:35.424
- Date updated
- 2021-05-30 06:20:20 UTC+0000
- Release date
- 2022-05-30 06:20:20 UTC+0000
- UTC Start
- 2021-05-30 06:06:35.424
- UTC End
- 2021-05-30 06:11:55.424
- MJD Start
- 59364.25457667
- MJD End
- 59364.2582803737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0075115
- Ambient temperature (°C)
- 9.84
- Seeing (arcsec)
- 0.64
Observation
- ID
- 47490
- 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
- 35621
- Name
- S2
- RA
- 266.41672
- DEC
- -29.00717
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3530 | 56.3010 | 27.2000 | 27.7000 |
| U1-U3 | 102.0640 | 101.9500 | 33.5000 | 34.1000 |
| U1-U4 | 129.8850 | 129.6830 | 61.6330 | 62.2780 |
| U2-U3 | 46.4800 | 46.4190 | 41.2000 | 41.8000 |
| U2-U4 | 89.3230 | 89.2070 | 82.5580 | 83.2420 |
| U3-U4 | 62.4700 | 62.4470 | 111.9800 | 112.6810 |
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 | 59364.25457667 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.41672 |
| DEC | -29.00717 |
| 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 | 56.353 |
| HIERARCH ESO ISS PBL12 END | 56.301 |
| HIERARCH ESO ISS PBLA12 START | 27.2 |
| HIERARCH ESO ISS PBLA12 END | 27.7 |
| HIERARCH ESO ISS PBL13 START | 102.064 |
| HIERARCH ESO ISS PBL13 END | 101.95 |
| HIERARCH ESO ISS PBLA13 START | 33.5 |
| HIERARCH ESO ISS PBLA13 END | 34.1 |
| HIERARCH ESO ISS PBL14 START | 129.885 |
| HIERARCH ESO ISS PBL14 END | 129.683 |
| HIERARCH ESO ISS PBLA14 START | 61.633 |
| HIERARCH ESO ISS PBLA14 END | 62.278 |
| HIERARCH ESO ISS PBL23 START | 46.48 |
| HIERARCH ESO ISS PBL23 END | 46.419 |
| HIERARCH ESO ISS PBLA23 START | 41.2 |
| HIERARCH ESO ISS PBLA23 END | 41.8 |
| HIERARCH ESO ISS PBL24 START | 89.323 |
| HIERARCH ESO ISS PBL24 END | 89.207 |
| HIERARCH ESO ISS PBLA24 START | 82.558 |
| HIERARCH ESO ISS PBLA24 END | 83.242 |
| HIERARCH ESO ISS PBL34 START | 62.47 |
| HIERARCH ESO ISS PBL34 END | 62.447 |
| HIERARCH ESO ISS PBLA34 START | 111.98 |
| HIERARCH ESO ISS PBLA34 END | 112.681 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006775 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008248 |
| HIERARCH ESO ISS AMBI TEMP | 9.84 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |