The U.S. Naval Observatory Alternate Master Clock is accurate to within one second every 20 million years.
44983 Knoll Square, Suite 150
Ashburn, VA 20147
Phone: 888-527-6600
Fax: 703-673-1060
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| Cookie | Duration | Description |
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| Cookie | Duration | Description |
|---|---|---|
| AnalyticsSyncHistory | 1 month | No description |
| AWSALBTG | 7 days | No description available. |
| AWSALBTGCORS | 7 days | No description available. |
| confcache | past | No description |
| debug | never | No description available. |
| embed[bg] | past | No description |
| embed[sidebaroff] | past | No description available. |
| embed[width] | 3 days | No description available. |
| iframe | 3 days | No description available. |
| lastday | 3 days | No description |
| li_gc | 2 years | No description |
| mobileoff | 3 days | No description available. |
| muc_ads | 2 years | No description |
| pageView | 3 days | No description available. |
| pubble_gen_uid | 1 year | No description available. |
| rl_anonymous_id | never | No description available. |
| rl_user_id | never | No description available. |
| SCHEDsession | session | No description |
| view | 3 days | No description available. |
