Official Result (MOF)
| Auction Date | 1991-02-06 |
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| Issue Date | 1991-02-20 |
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| Issue | JGB (2-Year) No. 63（new） |
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| Coupon (%) | 6.6% |
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| Maturity | 1993-02-22 |
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| Method | price conventional |
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| Offering | ¥150B |
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| Competitive Bids | ¥260.8B |
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| Accepted Amount | ¥147.2B |
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| Lowest Accepted Price | 99.81（6.707%） |
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| Weighted Avg Price | 99.86（6.678%） |
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| Allotment Ratio | — |
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| Non-competitive I | — |
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| Non-competitive II | — |
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Source: https://www.mof.go.jp/jgbs/reference/appendix/jgb_historical_data.xls
Derived Metrics calc auction-v1 / auction-v2
| This | Prev | avg (12) | min | max | z |
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| Bid/Cover | 1.77 | 1.54 | 2.02 | 1.43 | 3.74 | -0.38 |
| Tail (sen) | 5 | 15 | 13 | 4 | 32 | -0.95 |
| Non-competitive take-up | 0.0% | 0.0% | |
| Grade | C (score +0.28) | (z(B/C) − z(tail))/2 bucketed A(≥1)/B(≥0.3)/C/D(≤−0.3)/E(≤−1), vs last 12 same-tenor |
| Yield tail (bp) | 2.9 | 8.6 |
Same-tenor Auction History