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Home » Forums » Variable Stars
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Young Stellar Objects (YSO)

Discussion of young stellar objects, pre-main sequence stars and other variable objects in the early stages of stellar evolution.
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TopicRepliesViewsCreatedsort iconLast reply
New paper on V2494 Cyg a FU Ori star and its associated nebulae
1
176 by SXN
2013-04-19 13:07
by pox
2013-04-23 09:33
YSO database up-databased!
1
208 by pox
2013-03-27 07:18
by ZPA
2013-03-28 23:42
more charts needed
3
409 by pox
2013-03-26 13:27
by BPO
2013-03-29 10:10
update to YSO home page
1
209 by pox
2013-03-23 19:21
by BPO
2013-03-26 14:15
RR Tau,YSO/ UXOR Fading
0
151 by WGR
2013-02-26 12:53
n/a
CO Ori
2
201 by BPO
2013-02-17 08:51
by BBI
2013-02-17 16:50
CO Ori
0
127 by BPO
2013-02-17 08:51
n/a
HD 163296: data, anybody?
4
351 by lucasellerbroek
2013-02-07 15:19
by lucasellerbroek
2013-03-12 07:08
UX ORI
0
191 by BPO
2013-01-17 10:31
n/a
YSO campaign in Cha
0
154 by weo
2013-01-16 15:25
n/a
EO PER
0
263 by BPO
2013-01-01 09:31
n/a
EA spreadsheet available
1
314 by pox
2012-12-13 14:28
by pox
2012-12-16 12:48
Potential UXORS among EA stars
0
155 by pox
2012-12-10 15:57
n/a
Pro-Am project on PMS Stars
9
553 by pox
2012-10-26 10:25
by Darryl
2012-11-08 15:56
new FUOR
3
386 by pox
2012-10-17 06:21
by pox
2012-10-27 10:49
V369 PER fades
1
262 by BPO
2012-09-20 11:33
by pox
2012-09-22 16:34
UX Orionis Quick Deep Fade
4
499 by ZPA
2012-09-12 05:44
by ZPA
2012-09-23 17:28
V2492 Cyg started rebrightening?
0
310 by FRF
2012-06-16 11:53
n/a
YSOs in Scorpius
0
389 by pox
2012-06-01 11:09
n/a
AAVSO Centennial Review on YSOs
0
421 by Matthew Templeton
2012-04-30 09:42
n/a
New results highlight new stars forming in M42
1
396 by SXN
2012-02-29 11:40
by pox
2012-03-02 09:33
NEW CHARTMAKING SESSION
2
437 by pox
2012-02-11 09:14
by pox
2012-02-29 09:41
New campaign
0
428 by pox
2012-02-08 14:01
n/a
LkHa 208
2
529 by pox
2012-01-29 22:14
by RWG
2012-01-31 13:07
CO Orionis fading episode
4
469 by pox
2012-01-29 14:15
by ZPA
2012-03-11 03:37
Reading ASAS Data
1
484 by MJB
2012-01-06 15:55
by pox
2012-01-10 13:07
Excellent T Tauri Reference Paper
1
629 by mgw
2011-11-27 14:06
by pox
2011-12-06 21:47
UX Orionis active
7
602 by ZPA
2011-11-18 05:13
by SYO
2012-02-16 23:32
MISV1441 brightening
2
504 by pox
2011-11-13 10:00
by RWG
2011-11-13 13:56
Priortizing Targets
9
757 by mgw
2011-11-05 17:42
by rdemart44
2012-06-17 07:36
VSX J205126.1+440523 (Alert Notice 425) Has Re-brightened!
0
466 by mgw
2011-09-23 13:14
n/a
MQ Cas
0
596 by pox
2011-09-06 06:47
n/a
YSO CCD getting started
2
641 by ssrfo59
2011-08-22 17:13
by pox
2011-09-04 10:39
Sequences for YSOs in Cygnus
2
676 by roe
2011-08-11 15:39
by SXN
2011-08-15 11:11
chart update
0
671 by pox
2011-07-16 13:23
n/a
VSX J205126.1+440523 (Alert Notice 425) Has faded from detection
1
654 by mgw
2011-07-16 01:02
by pox
2011-07-16 13:19
YSO - Library facility in Mendeley
0
762 by NMR
2011-06-18 08:44
n/a
Welcome
3
821 by pox
2011-06-12 19:20
by CMJA
2011-06-22 21:56
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      • Annual Report
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      • plus many more...
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  • Variable Stars
    • What Are They & Why Observe Them?
    • The Stories Variables Tell
    • Types of Variables
    • Variable Star of the Season
    • Education Materials
      • CHOICE Online Institute
      • Science Olympiad
      • Two Eyes, 3D
      • Variable Star Astronomy
      • H-R Diagram Plotting Activity
    • Reporting Variable Star Discoveries
    • Variable Star Index (VSX)
    • AAVSO in Print - Publications Using AAVSO Data
  • Observing
    • Observing at a Glance
    • Observing Sections
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      • Visual Observing Manual
      • CCD Photometry Manual
      • DSLR Photometry Manual
    • Alert and Special Notices
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    • WebObs (Search AID or Submit Your Data)
    • Variable Star Charts
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      • Report Chart Errors
      • Request Comparison Stars
    • Observation Planner Tool
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  • Data
    • AAVSO International Database (AID)
    • Portal for Researchers
    • Historic Light Curves
    • WebObs (Submit/Search Data)
    • Data Access
      • Download Data in Ascii Form
      • Light Curve Generator (LCG)
      • MyNewsFlash - Real-Time Data Delivery
      • WebObs Search (Searches AID)
    • Data Analysis
      • VPHOT - Online Photometry Tool
      • Zapper - Help Validate Data
      • VStar - Java Visualization & Analysis Tool
    • The AAVSO Photometric All-Sky Survey (APASS)
    • AAVSOnet
  • Getting Started
    • What Are Variable Stars?
    • Things to Do
    • Find a Mentor
    • Online Forum for Help and Advice
    • Star Tutorials
      • 10-Star Tutorial (Visual Observations of Variable Stars)
      • 5-Star Tutorial (Data Analysis)
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