21Vianet Group (Nasdaq: VNET) is expected to report Q3 earnings on Nov. 15. Here's what Wall Street wants to see:

The 10-second takeaway
 Comparing the upcoming quarter to the prior-year quarter, average analyst estimates predict 21Vianet Group's revenues will grow 51.1% and EPS will wither -20.0%.

The average estimate for revenue is $62.2 million. On the bottom line, the average EPS estimate is $0.12.

Revenue details
 Last quarter, 21Vianet Group booked revenue of $57.2 million. GAAP reported sales were 61% higher than the prior-year quarter's $35.6 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 Last quarter, non-GAAP EPS came in at $0.11. GAAP EPS were $0.05 for Q2 against -$0.10 per share for the prior-year quarter.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Recent performance
 For the preceding quarter, gross margin was 28.4%, 160 basis points better than the prior-year quarter. Operating margin was 8.4%, 90 basis points better than the prior-year quarter. Net margin was 4.9%, 1,770 basis points better than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $243.0 million. The average EPS estimate is $0.46.

Investor sentiment
 The stock has a two-star rating (out of five) at Motley Fool CAPS, with 28 members out of 33 rating the stock outperform, and five members rating it underperform. Among five CAPS All-Star picks (recommendations by the highest-ranked CAPS members), four give 21Vianet Group a green thumbs-up, and one give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on 21Vianet Group is outperform, with an average price target of $17.33.

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