AAVSO: American Association of Variable Star Observers

WebObs Search Results

Showing 22,714 observations for MRK 421 from 212 observers

Star JD Calendar Date Magnitude Error Filter Observer
MARK 421 2458650.474 2019 Jun. 15.97400 13.3 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+3 No AAVSO 1368BBB U MOON
MRK 421 2458646.41667 2019 Jun. 11.91667 13.3 Vis. OJR Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136 No 13224CID
MRK 421 2458645.36238 2019 Jun. 10.86238 13.301 0.074 V RZD Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
126 (-6.348) No X24471AER
MARK 421 2458643.491 2019 Jun. 08.99100 13.3 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+3 No AAVSO 1368BBB
MARK 421 2458642.496 2019 Jun. 07.99600 13.3 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+1 No AAVSO 1368BBB
MRK 421 2458635.55595 2019 Jun. 01.05595 13.231 0.006 V DKS Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
000-BBR-946 (13.310) 000-BBR-968 (14.340) No 14607G ERROR: V-C STDDEV+C POISSON IN QUAD;
MRK 421 2458633.42917 2019 May. 29.92917 13.3 Vis. OJR Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136 No 13224CID
MRK 421 2458631.38944 2019 May. 27.88944 13.318 0.091 V RZD Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
ENSEMBLE No X24469AIB
MRK 421 2458631.34236 2019 May. 27.84236 13.6 Vis. KLO Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
134 137 No X24237BA
MARK 421 2458630.467 2019 May. 26.96700 13.5 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+1 No AAVSO 1368BBB
MARK 421 2458627.466 2019 May. 23.96600 13.7 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136-1 No AAVSO 1368BBB
MARK 421 2458624.465 2019 May. 20.96500 13.5 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+1 No AAVSO 1368BBB U MOON
MRK 421 2458623.36624 2019 May. 19.86624 13.444 0.038 V RZD Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
ENSEMBLE No X24429TC
MRK 421 2458621.55014 2019 May. 18.05014 13.497 0.007 V DKS Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
000-BBR-946 (13.310) 000-BBR-968 (14.320) No 14607G ERROR: V-C STDDEV+C POISSON IN QUAD;
MARK 421 2458618.438 2019 May. 14.93800 13.5 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+1 No AAVSO 1368BBB MOON
MARK 421 2458617.447 2019 May. 13.94700 13.6 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
V=136 No AAVSO 1368BBB MOON
MARK 421 2458616.45 2019 May. 12.95000 13.5 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+1 No AAVSO 1368BBB MOON
MARK 421 2458615.449 2019 May. 11.94900 13.5 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136+1 No AAVSO 1368BBB MOON
MRK 421 2458610.56153 2019 May. 07.06153 13.495 0.007 V DKS Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
000-BBR-946 (13.310) 000-BBR-968 (14.325) No 14607G ERROR: V-C STDDEV+C POISSON IN QUAD;
MRK 421 2458609.41178 2019 May. 05.91178 13.651 0.065 V RZD Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
ENSEMBLE No X24414SV
MRK 421 2458608.66243 2019 May. 05.16243 13.448 0.012 V DKS Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
000-BBR-946 (13.310) 000-BBR-968 (14.324) No 14607G ERROR: V-C STDDEV+C POISSON IN QUAD;
MARK 421 2458608.4799 2019 May. 04.97990 13.7 Vis. VTY Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
E-2 No 243.01 40CM
MARK 421 2458608.442 2019 May. 04.94200 13.3 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
134+1 No AAVSO 1368BBB
MRK 421 2458604.40278 2019 Apr. 30.90278 13.4 Vis. OJR Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
136 No 13224CID
MARK 421 2458603.470 2019 Apr. 29.97000 13.5 Vis. PYG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
134-1 No AAVSO 1368BBB U
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