Exposure
- ID
- GRAVI.2021-05-25T07:48:57.143_1
- Header ID
- GRAVI.2021-05-25T07:48:57.143
- Date updated
- 2021-05-25 08:05:25 UTC+0000
- Release date
- 2022-05-25 08:05:25 UTC+0000
- UTC Start
- 2021-05-25 07:48:57.143
- UTC End
- 2021-05-25 07:54:17.143
- MJD Start
- 59359.32566138
- MJD End
- 59359.3293650837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0042305
- Ambient temperature (°C)
- 12.43
- Seeing (arcsec)
- 0.62
Observation
- ID
- 47464
- 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
- 35600
- Name
- S2
- RA
- 266.417087
- DEC
- -29.00718
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 54.8180 | 54.6390 | 34.6000 | 35.1000 |
U1-U3 | 98.5200 | 98.1040 | 41.0000 | 41.4000 |
U1-U4 | 121.8880 | 120.9150 | 70.1240 | 70.6580 |
U2-U3 | 44.4520 | 44.2130 | 48.8000 | 49.2000 |
U2-U4 | 83.5550 | 82.8370 | 92.5140 | 93.2350 |
U3-U4 | 59.8950 | 59.5610 | 123.3620 | 124.2730 |
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 | 59359.32566138 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.417087 |
DEC | -29.00718 |
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 | 54.818 |
HIERARCH ESO ISS PBL12 END | 54.639 |
HIERARCH ESO ISS PBLA12 START | 34.6 |
HIERARCH ESO ISS PBLA12 END | 35.1 |
HIERARCH ESO ISS PBL13 START | 98.52 |
HIERARCH ESO ISS PBL13 END | 98.104 |
HIERARCH ESO ISS PBLA13 START | 41.0 |
HIERARCH ESO ISS PBLA13 END | 41.4 |
HIERARCH ESO ISS PBL14 START | 121.888 |
HIERARCH ESO ISS PBL14 END | 120.915 |
HIERARCH ESO ISS PBLA14 START | 70.124 |
HIERARCH ESO ISS PBLA14 END | 70.658 |
HIERARCH ESO ISS PBL23 START | 44.452 |
HIERARCH ESO ISS PBL23 END | 44.213 |
HIERARCH ESO ISS PBLA23 START | 48.8 |
HIERARCH ESO ISS PBLA23 END | 49.2 |
HIERARCH ESO ISS PBL24 START | 83.555 |
HIERARCH ESO ISS PBL24 END | 82.837 |
HIERARCH ESO ISS PBLA24 START | 92.514 |
HIERARCH ESO ISS PBLA24 END | 93.235 |
HIERARCH ESO ISS PBL34 START | 59.895 |
HIERARCH ESO ISS PBL34 END | 59.561 |
HIERARCH ESO ISS PBLA34 START | 123.362 |
HIERARCH ESO ISS PBLA34 END | 124.273 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004066 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004395 |
HIERARCH ESO ISS AMBI TEMP | 12.43 |
HIERARCH ESO ISS AMBI FWHM START | 0.58 |
HIERARCH ESO ISS AMBI FWHM END | 0.66 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |