3-day Schedule

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This page shows 3 days of the Chandra schedule, either side of today, and the total science exposure time for these observations is 4 days and 20 hours. The size of the circles indicate the exposure time, and the color shows whether the observation has been done, is running now, or is in the future; the same colors are used in the table below. For repeated observations it can be hard to make out what is going on, since the circles overlap! The shaded regions trace the Milky Way galaxy. The points are plotted in the Equatorial coordinate system, using the Aitoff projection. See Chris Mihos' page on Astronomical coordinate systems for more information.

TargetObject typeExposure timeStartInstrumentJoint withTurnaroundConstraintsRight AscensionDeclinationConstellation
HD 28977High Proper Motion Star2 hours and 11 minutes3 days agoHRC-IHSTNonen/a04h 34m 32.2s+15° 49' 39.2"Tau
PSO J030947.49+271757.31Blazar4 hours and 8 minutes3 days agoACIS-Sn/aNonen/a03h 09m 47.4s+27° 17' 57.6"Ari
HIP102732Mira Variable5 hours and 20 minutes3 days agoACIS-Sn/aNonen/a20h 49m 00.8s+31° 50' 55.8"Cyg
CAL-ER (42959)50 minutes3 days agon/an/an/an/a03h 21m 03.8s+25° 00' 10.2"n/a
CAL-ER (42955)50 minutes2 days agon/an/an/an/a15h 47m 04.1s+29° 09' 12.8"n/a
SpARCS J105111+581803Cluster of Galaxies8 hours and 20 minutes2 days agoACIS-INRAONonen/a10h 51m 11.2s+58° 18' 02.7"UMa
PSO J030947.49+271757.31Blazar3 hours and 59 minutes2 days agoACIS-Sn/aNonen/a03h 09m 47.4s+27° 17' 57.6"Ari
TYC 1800-2144-1Young Stellar Object1 hour and 46 minutes2 days agoHRC-IHSTNonen/a03h 48m 34.5s+23° 26' 04.2"Tau
AT2024tvdUnidentified5 hours and 5 minutes2 days agoACIS-Sn/aIntermediateTime Critical17h 10m 42.5s+28° 50' 15.6"Her
PSO J030947.49+271757.31Blazar4 hours and 8 minutes1 day agoACIS-Sn/aNonen/a03h 09m 47.4s+27° 17' 57.6"Ari
1RXS J234106.1+001836Cluster of Galaxies11 hours and 40 minutes1 day agoACIS-Sn/aNonen/a23h 41m 06.9s+00° 18' 33.6"Psc
HD 75332High Proper Motion Star3 hours and 28 minutes17 hours agoHRC-In/aNoneTime Critical, Monitoring08h 50m 32.1s+33° 17' 04.2"Lyn
zeta PuppisBY Dra Variable7 hours and 21 minutes13 hours agoACIS-S with High Energy Transmission Grating (HETG)n/aNonen/a08h 03m 35.0s-40° 00' 11.4"Pup
CAL-ER (42953)50 minutes5 hours agon/an/an/an/a03h 59m 05.0s+15° 52' 22.1"n/a
CAL-ER (42952)50 minutes3 hours agon/an/an/an/a03h 43m 12.5s+23° 19' 40.1"n/a
CAL-ER (42951)50 minutesnown/an/an/an/a03h 39m 50.8s+29° 43' 26.0"n/a
CAL-ER (42950)15 minutesin 2 hoursn/an/an/an/a03h 30m 44.6s+50° 52' 24.6"n/a
CAL-ER (42949)36 minutes and 40 secondsin 3 hoursn/an/an/an/a03h 30m 44.6s+50° 52' 24.6"n/a
CAL-ER (42948)15 minutesin 3 hoursn/an/an/an/a03h 30m 44.6s+50° 52' 24.6"n/a
CAL-ER (42947)50 minutesin 4 hoursn/an/an/an/a15h 46m 57.2s+29° 08' 20.8"n/a
CAL-ER (42946)15 minutesin 6 hoursn/an/an/an/a12h 18m 54.5s-47° 38' 57.1"n/a
zeta PuppisBY Dra Variable2 hours and 46 minutesin 7 hoursACIS-S with High Energy Transmission Grating (HETG)n/aNonen/a08h 03m 35.0s-40° 00' 11.4"Pup
SPT-CL J0234-5831Cluster of Galaxies5 hours and 58 minutesin 11 hoursACIS-Sn/aNonen/a02h 34m 42.1s-58° 31' 24.4"Hor
zeta PuppisBY Dra Variable4 hours and 10 minutesin 17 hoursACIS-S with High Energy Transmission Grating (HETG)n/aNonen/a08h 03m 35.0s-40° 00' 11.4"Pup
HD 284653High Proper Motion Star4 hours and 10 minutesin 22 hoursHRC-IHSTNonen/a04h 47m 26.2s+23° 03' 03.3"Tau
zeta PuppisBY Dra Variable5 hours and 33 minutesin 1 dayACIS-S with High Energy Transmission Grating (HETG)n/aNonen/a08h 03m 35.0s-40° 00' 11.4"Pup
CAL-ER (42945)in 1 dayn/an/an/an/a06h 54m 15.7s+19° 21' 19.8"n/a
PSR J0357+3205Pulsar4 hours and 10 minutesin 1 dayACIS-In/aNonen/a03h 57m 52.3s+32° 05' 20.6"Per
2MASX J17353371+2047470Seyfert 2 Galaxy2 hours and 55 minutesin 2 daysACIS-SNRAONonen/a17h 35m 33.8s+20° 47' 47.0"Her
B2.2 0322+24Radio Source4 hours and 26 minutesin 2 daysACIS-Sn/aNonen/a03h 25m 04.0s+24° 45' 02.0"Ari
2MASX J17353371+2047470Seyfert 2 Galaxy2 hours and 55 minutesin 2 daysACIS-SNRAONonen/a17h 35m 33.8s+20° 47' 47.0"Her
SPT-CL J0234-5831Cluster of Galaxies9 hours and 51 minutesin 2 daysACIS-Sn/aNonen/a02h 34m 42.1s-58° 31' 24.4"Hor
CAL-ER (42944)50 minutesin 2 daysn/an/an/an/a03h 59m 36.6s+17° 36' 11.5"n/a
CAL-ER (42943)50 minutesin 3 daysn/an/an/an/a03h 50m 00.0s+23° 00' 00.0"n/a
CAL-ER (42942)15 minutesin 3 daysn/an/an/an/a03h 06m 00.0s+44° 00' 00.0"n/a
CAL-ER (42941)38 minutes and 20 secondsin 3 daysn/an/an/an/a03h 06m 00.0s+44° 00' 00.0"n/a
CAL-ER (42940)15 minutesin 3 daysn/an/an/an/a03h 06m 00.0s+44° 00' 00.0"n/a
CAL-ER (42939)50 minutesin 3 daysn/an/an/an/a15h 46m 57.3s+29° 08' 20.8"n/a
CAL-ER (42938)15 minutesin 3 daysn/an/an/an/a02h 55m 60.0s+37° 06' 00.0"n/a
HIP102732Mira Variable4 hours and 10 minutesin 3 daysACIS-Sn/aNonen/a20h 49m 00.8s+31° 50' 55.8"Cyg
SpARCS J105111+581803Cluster of Galaxies4 hours and 10 minutesin 3 daysACIS-INRAONonen/a10h 51m 11.2s+58° 18' 02.7"UMa
SWIFT J023017.0+283603X-ray Source4 hours and 10 minutesin 3 daysHRC-Sn/aNoneTime Critical, Monitoring02h 30m 16.9s+28° 36' 03.2"Tri