Glider

N521HH

1999 Schleicher ASK-21

Registered 1 NTSB/FAA record
Built
1999
Serial
21704
Class
Glider
Engines
Ama/Expr UNKNOWN ENG
Status
Current as of October 2026
Registered owner
Harris Hill Soaring Corp (Corporation)
Based
Horseheads, NY
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Registration record

N521HH on the FAA register

Type
1999 Schleicher ASK-21
Serial
21704
Engines
Ama/Expr UNKNOWN ENG
Registered owner
Harris Hill Soaring Corp
Horseheads, NY
Certificate issued
2000-03-03
Airworthiness date
2000-03-21
Registration expires
2029-12-31
Airworthiness class
Standard · glider
Mode S (hex)
A68D5C
Mode S (octal)
51506534
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-12-31
    Registration expires (renewal due).
  • 2026-10-10
    Accident at Elmira, NY; damage: minor.
  • 2000-03-21
    Airworthiness date on the current FAA record (standard category (glider)).
  • 2000-03-03
    Certificate of registration issued as N521HH.
  • 1999
    Manufactured (1999).
Overview

About N521HH

N521HH is a 1999 Schleicher ASK-21, serial number 21704. The FAA register lists Harris Hill Soaring Corp as the registrant in Horseheads, New York. The current certificate of registration was issued on March 3, 2000 and expires on December 31, 2029.

The FAA aircraft reference file describes the type as a glider and 2 seats. Its airworthiness certificate is standard category (glider), dated March 21, 2000.

N521HH has 1 accident/incident record on file (most serious damage: minor); details are below.

Safety record

Accident & incident history

2026-10-10 Accident · Elmira, NY Damage: Minor Serious injury NTSB (Ongoing) · ERA27LA009
Reported aircraft: Schleicher ASK-21
FAA remark: AIRCRAFT LANDED HARD DUE TO A LOSS OF LIFT WHILE ATTEMPTING TO LAND, ELMIRA, NY.
NTSB report ↗

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in New York· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.