HCN
HCN ground state rotational frequencies calculated and published in 2006 Proc. of SPIE 6580001 by A. V. Lapinov.
All errors correspond to 1 sigma.
Upper Lower state state J F J F Frequency(MHz) sig(m/s) 1 1 - 0 1 88630.415094(85) 0.29 1 2 - 0 1 88631.847703(84) 0.28 1 0 - 0 1 88633.935837(96) 0.32 2 2 - 1 2 177259.67858(16) 0.27 2 1 - 1 0 177259.92410(15) 0.26 2 2 - 1 1 177261.11119(15) 0.26 2 3 - 1 2 177261.22220(15) 0.26 2 1 - 1 2 177262.01224(17) 0.29 2 1 - 1 1 177263.44485(16) 0.27 3 3 - 2 3 265884.89030(21) 0.24 3 2 - 2 1 265886.18839(21) 0.23 3 3 - 2 2 265886.43392(20) 0.23 3 4 - 2 3 265886.50009(21) 0.23 3 2 - 2 3 265886.97843(24) 0.27 3 2 - 2 2 265888.52205(22) 0.24 4 4 - 3 4 354503.86757(25) 0.21 4 3 - 3 2 354505.36636(24) 0.20 4 4 - 3 3 354505.47737(24) 0.20 4 5 - 3 4 354505.52317(24) 0.20 4 3 - 3 4 354505.84470(29) 0.24 4 3 - 3 3 354507.45449(25) 0.21 5 5 - 4 5 443114.49316(29) 0.20 5 4 - 4 3 443116.08258(28) 0.19 5 5 - 4 4 443116.14876(28) 0.19 5 6 - 4 5 443116.18358(28) 0.19 5 4 - 4 5 443116.40411(34) 0.23 5 4 - 4 4 443118.05970(29) 0.20 6 6 - 5 6 531714.66510(37) 0.21 6 5 - 5 4 531716.30972(35) 0.20 6 6 - 5 5 531716.35551(35) 0.20 6 7 - 5 6 531716.38375(35) 0.20 6 5 - 5 6 531716.53025(43) 0.24 6 5 - 5 5 531718.22066(37) 0.21 7 7 - 6 7 620302.28675(52) 0.25 7 6 - 6 5 620303.97058(51) 0.24 7 7 - 6 6 620304.00540(51) 0.24 7 8 - 6 7 620304.02938(51) 0.24 7 6 - 6 7 620304.11708(58) 0.28 7 6 - 6 6 620305.83573(52) 0.25 8 8 - 7 8 708875.26393(76) 0.32 8 7 - 7 6 708876.97832(74) 0.31 8 8 - 7 7 708877.00656(74) 0.31 8 9 - 7 8 708877.02762(74) 0.31 8 7 - 7 8 708877.06602(81) 0.34 8 7 - 7 7 708878.80865(76) 0.32 9 7 - 8 7 797433.2436(11) 0.40 9 8 - 8 8 797433.2675(11) 0.40 9 9 - 8 9 797433.2865(11) 0.40 10 9 - 9 8 885970.6763(14) 0.48 10 10 - 9 9 885970.6974(14) 0.48 10 11 - 9 10 885970.7148(14) 0.48 11 10 - 10 9 974487.1867(19) 0.58 11 11 - 10 10 974487.2057(19) 0.58 11 12 - 10 11 974487.2220(19) 0.58 12 - 11 1062980&7028(24) 0.67 13 - 12 1151449&0995(30) 0.77 14 - 13 1239890&3075(37) 0.89 15 - 14 1328302&2393(45) 1.03 16 - 15 1416682&8082(57) 1.21 17 - 16 1505029&9284(73) 1.46 18 - 17 1593341&5153(95) 1.79 19 - 18 1681615&485(12) 2.22 20 - 19 1769849&755(16) 2.77 21 - 20 1858042&244(21) 3.45 22 - 21 1946190&872(28) 4.27