References:

• 2MASS system

  Passband	Effective wavelength (microns)	Zeropoint (Jy)
  J	1.235	1594
  H	1.662	1024
  Ks	2.159	666.7

  • Sources: Cohen, Wheaten & Megeath 2003 (Table 2). See also: 2MASS All Sky data release web document, and 2MASS homepage.
• Johnson system

  Passband	Effective wavelength (microns)	Zeropoint (Jy)
  U	0.36	1823
  B	0.44	4130
  V	0.55	3781
  R	0.71	2941
  I	0.97	2635
  J	1.25	1603
  H	1.60	1075
  K	2.22	667
  L	3.54	288
  M	4.80	170
  N	10.6	36
  O	21.0	9.4

  • Allen's Astrophysical Quantities, Fourth Edition, 2001, Arthur N. Cox (ed.), Springer-Verlag
  • Campins, Rieke, & Lebofsky 1985, AJ, 90, 896
  • Rieke, Lebofsky & Low 1985, AJ, 90, 900
• UKIRT:

  Passband	Effective wavelength (microns)	Zeropoint (Jy)
  V	0.5556	3540
  I	0.9	2250
  J	1.25	1600
  H	1.65	1020
  K	2.20	657
  L	3.45	290
  L'	3.80	252
  M	4.8	163
  N	10.1	39.8
  Q	20.0	10.4

  • UKIRT: zeropoints, effective wavelengths.
• MIRLIN:

  Passband	Effective wavelength (microns)	Zeropoint (Jy)
  N	10.79	33.4
  Q-s	17.90	12.4
  N0	7.91	60.9
  N1	8.81	49.4
  N2	9.69	41.1
  N3	10.27	36.7
  N4	11.70	28.5
  N5	12.49	25.1
  Q0	17.20	13.4
  Q1	17.93	12.3
  Q2	18.64	11.4
  Q3	20.81	9.2
  Q5	24.48	6.7
  K	2.2	650.0
  M	4.68	165.0
  Q4	22.81	7.7