Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.712576E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:44:12+0800
    View CDM
    Download CDM 1.0

    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) 1.712576E-6
    Conjunction Distance (km) 2.552 km
    Relative Speed (km/s) 15.081 km/s
    Conjunction Risk Parameters R (Radial): -1.977 | I (In-track): 0.22 | C (Cross-track): 1.598
    Collision Risk Index (CRI) 0.4
    X Position (km) 6529.759 6528.122
    Position Y (km) 973.653 971.779
    Position Z (km) -1951.702 -1951.139
    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) 6880.777 km 6873.920 km
    Eccentricity (e) 0.000406 0.000720
    Inclination (i) 97.4099° 97.3836°
    RAAN 3.6256° 187.9794°
    Perigee Argument 289.2102° 343.0751°
    Mean Anomaly (M) 70.8694° 17.0245°
    Apogee 505.433 km 500.730 km
    Perigee 499.847 km 490.836 km
    Orbit Epoch 2026-10-19T04:14:12+0000 2026-10-19T03:24:01+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