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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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TopicRepliessort iconViewsCreatedLast reply
Pro-Am project on PMS Stars
9
551 by pox
2012-10-26 10:25
by Darryl
2012-11-08 15:56
Priortizing Targets
9
754 by mgw
2011-11-05 17:42
by rdemart44
2012-06-17 07:36
UX Orionis active
7
597 by ZPA
2011-11-18 05:13
by SYO
2012-02-16 23:32
HD 163296: data, anybody?
4
349 by lucasellerbroek
2013-02-07 15:19
by lucasellerbroek
2013-03-12 07:08
UX Orionis Quick Deep Fade
4
498 by ZPA
2012-09-12 05:44
by ZPA
2012-09-23 17:28
CO Orionis fading episode
4
468 by pox
2012-01-29 14:15
by ZPA
2012-03-11 03:37
more charts needed
3
407 by pox
2013-03-26 13:27
by BPO
2013-03-29 10:10
new FUOR
3
385 by pox
2012-10-17 06:21
by pox
2012-10-27 10:49
Welcome
3
820 by pox
2011-06-12 19:20
by CMJA
2011-06-22 21:56
CO Ori
2
198 by BPO
2013-02-17 08:51
by BBI
2013-02-17 16:50
NEW CHARTMAKING SESSION
2
435 by pox
2012-02-11 09:14
by pox
2012-02-29 09:41
LkHa 208
2
528 by pox
2012-01-29 22:14
by RWG
2012-01-31 13:07
MISV1441 brightening
2
504 by pox
2011-11-13 10:00
by RWG
2011-11-13 13:56
YSO CCD getting started
2
640 by ssrfo59
2011-08-22 17:13
by pox
2011-09-04 10:39
Sequences for YSOs in Cygnus
2
674 by roe
2011-08-11 15:39
by SXN
2011-08-15 11:11
New paper on V2494 Cyg a FU Ori star and its associated nebulae
1
172 by SXN
2013-04-19 13:07
by pox
2013-04-23 09:33
YSO database up-databased!
1
207 by pox
2013-03-27 07:18
by ZPA
2013-03-28 23:42
update to YSO home page
1
208 by pox
2013-03-23 19:21
by BPO
2013-03-26 14:15
EA spreadsheet available
1
312 by pox
2012-12-13 14:28
by pox
2012-12-16 12:48
V369 PER fades
1
260 by BPO
2012-09-20 11:33
by pox
2012-09-22 16:34
New results highlight new stars forming in M42
1
396 by SXN
2012-02-29 11:40
by pox
2012-03-02 09:33
Reading ASAS Data
1
480 by MJB
2012-01-06 15:55
by pox
2012-01-10 13:07
Excellent T Tauri Reference Paper
1
627 by mgw
2011-11-27 14:06
by pox
2011-12-06 21:47
VSX J205126.1+440523 (Alert Notice 425) Has faded from detection
1
651 by mgw
2011-07-16 01:02
by pox
2011-07-16 13:19
RR Tau,YSO/ UXOR Fading
0
149 by WGR
2013-02-26 12:53
n/a
CO Ori
0
127 by BPO
2013-02-17 08:51
n/a
UX ORI
0
190 by BPO
2013-01-17 10:31
n/a
YSO campaign in Cha
0
152 by weo
2013-01-16 15:25
n/a
EO PER
0
263 by BPO
2013-01-01 09:31
n/a
Potential UXORS among EA stars
0
155 by pox
2012-12-10 15:57
n/a
V2492 Cyg started rebrightening?
0
307 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 campaign
0
428 by pox
2012-02-08 14:01
n/a
VSX J205126.1+440523 (Alert Notice 425) Has Re-brightened!
0
462 by mgw
2011-09-23 13:14
n/a
MQ Cas
0
594 by pox
2011-09-06 06:47
n/a
chart update
0
668 by pox
2011-07-16 13:23
n/a
YSO - Library facility in Mendeley
0
759 by NMR
2011-06-18 08:44
n/a
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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)
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    • Observing at a Glance
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    • WebObs (Search AID or Submit Your Data)
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      • Report Chart Errors
      • Request Comparison Stars
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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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