NICER observation list: Target ID 365401
- Proposal Number = 3654
- Target ID = 365401
- Target Name = TW_Hya
- Proposal Title = THE NATURE OF THE X-RAYS IN TW HYA: CONSTRAINING THE STELLAR CORONA WITH NICER
- PI = MARK REYNOLDS
- Proposal Category = STARS/CATACLYSMIC VARIABLES/OTHER GALACTIC SOURCES
- Cycle number = 3
- Observation Type = NOR
Abstract
The nature of the X-ray emission from a young accreting star plays a key role in its growth. The X-ray emission of these stars has been postulated to come from the accretion shock on the stellar surface, in addition to the stellar corona. Herein, we propose to use NICER to probe the relationship between these variable X-ray components in the proto-type T-Tauri star TW Hya.
| Obsid |
RA |
DEC |
l |
b |
Start |
End |
Exposure |
Number of modules |
Status of Processing |
Date of Processing |
Public date |
| 3654010101 |
165.470 |
-34.707 |
278.68314 |
22.95429 |
59152.9528 |
59152.9796 |
0.00000 |
45 |
VALIDATED |
59157.7 |
59346 |
| 3654010201 |
165.470 |
-34.706 |
278.68229 |
22.95458 |
59154.8889 |
59154.9169 |
0.00000 |
46 |
VALIDATED |
59159.7 |
59348 |
| 3654010301 |
165.471 |
-34.706 |
278.68292 |
22.95507 |
59156.9533 |
59156.9819 |
0.00000 |
46 |
VALIDATED |
59161.7 |
59350 |
| 3654010401 |
165.470 |
-34.706 |
278.68249 |
22.95549 |
59159.0168 |
59159.0470 |
0.00000 |
48 |
VALIDATED |
59164.7 |
59353 |
| 3654010501 |
165.470 |
-34.705 |
278.68151 |
22.95564 |
59161.0176 |
59161.0475 |
0.00000 |
48 |
VALIDATED |
59165.7 |
59355 |
| 3654010601 |
165.468 |
-34.705 |
278.68051 |
22.95510 |
59163.0183 |
59163.0479 |
0.00000 |
48 |
VALIDATED |
59167.7 |
59357 |
| 3654010701 |
165.466 |
-34.705 |
278.67890 |
22.95421 |
59165.4025 |
59165.4178 |
252.00000 |
48 |
VALIDATED |
59169.7 |
59359 |
| 3654010801 |
165.466 |
-34.705 |
278.67897 |
22.95444 |
59167.0808 |
59167.1602 |
647.00000 |
48 |
VALIDATED |
59171.6 |
59361 |
| 3654010901 |
165.466 |
-34.705 |
278.67877 |
22.95463 |
59169.0178 |
59169.0322 |
468.00000 |
48 |
VALIDATED |
59174.6 |
59363 |
| 3654011001 |
165.466 |
-34.705 |
278.67866 |
22.95446 |
59171.0187 |
59171.0338 |
592.00000 |
48 |
VALIDATED |
59175.7 |
59365 |
| 3654011101 |
165.466 |
-34.705 |
278.67883 |
22.95434 |
59173.0834 |
59173.1007 |
680.00000 |
48 |
VALIDATED |
59178.9 |
59367 |
| 3654011201 |
165.466 |
-34.705 |
278.67896 |
22.95447 |
59175.0210 |
59175.0382 |
817.00000 |
48 |
VALIDATED |
59179.7 |
59369 |
| 3654011301 |
165.466 |
-34.705 |
278.67878 |
22.95442 |
59177.0262 |
59177.0546 |
488.00000 |
51 |
VALIDATED |
59181.7 |
59371 |
| 3654011401 |
165.466 |
-34.705 |
278.67875 |
22.95448 |
59179.6162 |
59179.6368 |
622.00000 |
51 |
VALIDATED |
59183.8 |
59373 |
| 3654011501 |
165.465 |
-34.706 |
278.67840 |
22.95329 |
59181.7479 |
59181.7674 |
1057.00000 |
51 |
VALIDATED |
59185.7 |
59375 |
| 3654011601 |
165.466 |
-34.705 |
278.67875 |
22.95449 |
59182.7134 |
59182.7359 |
1346.00000 |
51 |
VALIDATED |
59186.7 |
59376 |
| 3654011602 |
165.466 |
-34.706 |
278.67906 |
22.95391 |
59183.1016 |
59183.1231 |
1278.00000 |
51 |
VALIDATED |
59187.7 |
59377 |
| 3654011701 |
165.466 |
-34.706 |
278.67916 |
22.95298 |
59185.0981 |
59185.1245 |
1567.00000 |
51 |
VALIDATED |
59189.7 |
59379 |
| 3654011801 |
165.466 |
-34.706 |
278.67936 |
22.95335 |
59187.1000 |
59187.1257 |
1765.00000 |
51 |
VALIDATED |
59191.7 |
59381 |
| 3654011901 |
165.466 |
-34.705 |
278.67889 |
22.95442 |
59189.0514 |
59189.1269 |
1633.00000 |
51 |
VALIDATED |
59193.6 |
59383 |
| 3654012001 |
165.466 |
-34.705 |
278.67906 |
22.95447 |
59191.3051 |
59191.3829 |
1084.00000 |
51 |
VALIDATED |
59195.6 |
59385 |
| 3654012101 |
165.466 |
-34.705 |
278.67852 |
22.95473 |
59193.1822 |
59193.2579 |
1410.00000 |
51 |
VALIDATED |
59209.0 |
59387 |
| 3654012201 |
165.466 |
-34.705 |
278.67865 |
22.95468 |
59194.0832 |
59194.1579 |
1486.00000 |
51 |
VALIDATED |
59209.0 |
59388 |
| 3654012401 |
165.465 |
-34.703 |
278.67666 |
22.95577 |
59208.9120 |
59208.9259 |
476.00000 |
52 |
VALIDATED |
59212.7 |
59402 |
| 3654012501 |
165.465 |
-34.702 |
278.67653 |
22.95639 |
59210.7847 |
59210.9264 |
1395.00000 |
52 |
VALIDATED |
59214.7 |
59404 |
| 3654012601 |
165.463 |
-34.702 |
278.67470 |
22.95608 |
59212.5936 |
59212.6676 |
1453.00000 |
52 |
VALIDATED |
59216.7 |
59406 |
| 3654012701 |
165.463 |
-34.701 |
278.67474 |
22.95675 |
59214.7237 |
59214.7961 |
1184.00000 |
52 |
VALIDATED |
59218.7 |
59408 |
| 3654012801 |
165.466 |
-34.704 |
278.67862 |
22.95509 |
59216.0136 |
59216.1505 |
329.00000 |
52 |
VALIDATED |
59220.7 |
59410 |
| 3654012901 |
165.463 |
-34.703 |
278.67533 |
22.95527 |
59222.7045 |
59222.9025 |
0.00000 |
52 |
VALIDATED |
59242.0 |
59416 |
| 3654013001 |
165.467 |
-34.705 |
278.67908 |
22.95479 |
59224.5538 |
59224.6282 |
950.00000 |
52 |
VALIDATED |
59237.9 |
59418 |
| 3654013101 |
165.466 |
-34.705 |
278.67883 |
22.95470 |
59225.5837 |
59225.6590 |
1513.00000 |
52 |
VALIDATED |
59229.7 |
59419 |
| 3654013201 |
165.467 |
-34.705 |
278.67964 |
22.95431 |
59233.9718 |
59233.9808 |
544.00000 |
52 |
VALIDATED |
59239.8 |
59427 |
| 3654013202 |
165.468 |
-34.705 |
278.68046 |
22.95520 |
59234.0372 |
59234.0454 |
562.00000 |
52 |
VALIDATED |
59239.9 |
59428 |
| 3654013301 |
165.468 |
-34.705 |
278.68038 |
22.95516 |
59234.6822 |
59234.6931 |
784.00000 |
52 |
VALIDATED |
59239.9 |
59428 |
| 3654013401 |
165.468 |
-34.705 |
278.67986 |
22.95521 |
59235.7141 |
59235.7326 |
1350.00000 |
52 |
VALIDATED |
59242.2 |
59429 |
| 3654013501 |
165.468 |
-34.705 |
278.68041 |
22.95529 |
59236.8116 |
59236.8282 |
1242.00000 |
52 |
VALIDATED |
59244.2 |
59430 |
| 3654013601 |
165.466 |
-34.705 |
278.67914 |
22.95431 |
59237.7804 |
59237.7958 |
1187.00000 |
52 |
VALIDATED |
59244.3 |
59431 |
| 3654013602 |
165.466 |
-34.705 |
278.67888 |
22.95424 |
59239.9762 |
59239.9903 |
1024.00000 |
52 |
VALIDATED |
59244.5 |
59433 |
| 3654013701 |
165.466 |
-34.705 |
278.67880 |
22.95457 |
59241.9123 |
59241.9269 |
1175.00000 |
51 |
VALIDATED |
59247.1 |
59435 |
| 3654013801 |
165.466 |
-34.705 |
278.67884 |
22.95431 |
59244.1060 |
59244.1225 |
641.00000 |
51 |
VALIDATED |
59251.8 |
59438 |
| 3654013901 |
165.466 |
-34.705 |
278.67877 |
22.95445 |
59246.0434 |
59246.0604 |
876.00000 |
51 |
VALIDATED |
59250.9 |
59440 |
| 3654014001 |
165.466 |
-34.705 |
278.67892 |
22.95454 |
59248.1738 |
59248.1931 |
611.00000 |
52 |
VALIDATED |
59254.0 |
59442 |