Exposure
- ID
- GRAVI.2021-05-24T08:16:21.008_2
- Header ID
- GRAVI.2021-05-24T08:16:21.008
- Date updated
- 2021-05-24 08:30:51 UTC+0000
- Release date
- 2022-05-24 08:30:51 UTC+0000
- UTC Start
- 2021-05-24 08:16:21.008
- UTC End
- 2021-05-24 08:21:41.008
- MJD Start
- 59358.34468759
- MJD End
- 59358.3483912937
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0034645
- Ambient temperature (°C)
- 11.59
- Seeing (arcsec)
- 0.825
Observation
- ID
- 47451
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 54.0170 | 53.7950 | 36.3000 | 36.7000 |
U1-U3 | 96.6630 | 96.1500 | 42.6000 | 43.0000 |
U1-U4 | 117.5540 | 116.3640 | 72.2760 | 72.7860 |
U2-U3 | 43.3820 | 43.0870 | 50.5000 | 50.9000 |
U2-U4 | 80.3650 | 79.4960 | 95.5280 | 96.2850 |
U3-U4 | 58.4320 | 58.0420 | 127.2220 | 128.2110 |
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 | 59358.34468759 |
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 | 54.017 |
HIERARCH ESO ISS PBL12 END | 53.795 |
HIERARCH ESO ISS PBLA12 START | 36.3 |
HIERARCH ESO ISS PBLA12 END | 36.7 |
HIERARCH ESO ISS PBL13 START | 96.663 |
HIERARCH ESO ISS PBL13 END | 96.15 |
HIERARCH ESO ISS PBLA13 START | 42.6 |
HIERARCH ESO ISS PBLA13 END | 43.0 |
HIERARCH ESO ISS PBL14 START | 117.554 |
HIERARCH ESO ISS PBL14 END | 116.364 |
HIERARCH ESO ISS PBLA14 START | 72.276 |
HIERARCH ESO ISS PBLA14 END | 72.786 |
HIERARCH ESO ISS PBL23 START | 43.382 |
HIERARCH ESO ISS PBL23 END | 43.087 |
HIERARCH ESO ISS PBLA23 START | 50.5 |
HIERARCH ESO ISS PBLA23 END | 50.9 |
HIERARCH ESO ISS PBL24 START | 80.365 |
HIERARCH ESO ISS PBL24 END | 79.496 |
HIERARCH ESO ISS PBLA24 START | 95.528 |
HIERARCH ESO ISS PBLA24 END | 96.285 |
HIERARCH ESO ISS PBL34 START | 58.432 |
HIERARCH ESO ISS PBL34 END | 58.042 |
HIERARCH ESO ISS PBLA34 START | 127.222 |
HIERARCH ESO ISS PBLA34 END | 128.211 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003355 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003574 |
HIERARCH ESO ISS AMBI TEMP | 11.59 |
HIERARCH ESO ISS AMBI FWHM START | 0.9 |
HIERARCH ESO ISS AMBI FWHM END | 0.75 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |