Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.561577E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T15:56:48+0800
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    1 Object 1

    AOE ID 66678
    NORAD ID 66678
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69015
    NORAD ID 69015
    Object Type PAYLOAD
    Country
    CA CA

    Conjunction Constraints

    Parameter OTTER SDM FRONTIERSAT
    Time of Closest Approach 2026-10-21T20:53:46+0000
    Collision Probability (Pc) 1.561577E-6
    Conjunction Distance (km) 2.7 km
    Relative Speed (km/s) 15.081 km/s
    Conjunction Risk Parameters R (Radial): 2.154 | I (In-track): -0.213 | C (Cross-track): 1.615
    Collision Risk Index (CRI) 0.39
    X Position (km) 6529.806 6528.005
    Position Y (km) 973.7 971.785
    Position Z (km) -1951.787 -1951.172
    Velocity X (km/s) 2.262 -1.962
    Velocity Y (km/s) -0.697 -1.322
    Velocity Z (km/s) 7.232 -7.231

    Orbital Parameters 国际轨道数据源

    Parameter OTTER SDM FRONTIERSAT
    Semimajor Axis (a) 6880.721 km 6873.884 km
    Eccentricity (e) 0.000408 0.000705
    Inclination (i) 97.4102° 97.3836°
    RAAN 5.1789° 189.3366°
    Perigee Argument 281.8013° 337.7194°
    Mean Anomaly (M) 78.2765° 22.3735°
    Apogee 505.390 km 500.592 km
    Perigee 499.778 km 490.902 km
    Orbit Epoch 2026-10-20T18:07:45+0000 2026-10-20T12:30:23+0000

    OTTER SDM & FRONTIERSAT Collision Probability (Pc) Trend

    OTTER SDM & FRONTIERSAT Collision Probability (Pc) TrendNot Available

    OTTER SDM & FRONTIERSAT Miss Distance (Miss Distance) Trend

    OTTER SDM & FRONTIERSAT Miss Distance (Miss Distance) TrendNot Available

    OTTER SDMMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FRONTIERSATMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OTTER SDMCollision Probability Trend

    Object 1 Probability TrendNot Available

    FRONTIERSATCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OTTER SDM

    No nearby objects data