Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.300147E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:16:56+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 48377
    NORAD ID 48377
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name OTTER
    AOE ID 62623
    NORAD ID 62623
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2499 OTTER
    Time of Closest Approach 2026-10-20T17:35:19+0000
    Collision Probability (Pc) 1.300147E-4
    Conjunction Distance (km) 0.479 km
    Relative Speed (km/s) 5.775 km/s
    Conjunction Risk Parameters R (Radial): 0.17 | I (In-track): 0.414 | C (Cross-track): 0.172
    Collision Risk Index (CRI) 0.77
    X Position (km) -6542.531 -6542.361
    Position Y (km) -1910.432 -1910.261
    Position Z (km) 667.911 668.325
    Velocity X (km/s) 0.709 -0.993
    Velocity Y (km/s) -4.581 0.738
    Velocity Z (km/s) -6.064 -7.532

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2499 OTTER
    Semimajor Axis (a) 6848.566 km 6848.097 km
    Eccentricity (e) 0.000334 0.000370
    Inclination (i) 53.1614° 97.3956°
    RAAN 22.7639° 14.7983°
    Perigee Argument 88.2140° 208.3145°
    Mean Anomaly (M) 271.9244° 151.7896°
    Apogee 472.720 km 472.496 km
    Perigee 468.138 km 467.424 km
    Orbit Epoch 2026-10-20T05:52:34+0000 2026-10-19T23:35:12+0000

    STARLINK-2499 & OTTER Collision Probability (Pc) Trend

    STARLINK-2499 & OTTER Collision Probability (Pc) TrendNot Available

    STARLINK-2499 & OTTER Miss Distance (Miss Distance) Trend

    STARLINK-2499 & OTTER Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2499Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OTTERMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2499Collision Probability Trend

    Object 1 Probability TrendNot Available

    OTTERCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2499

    No nearby objects data