Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.559659E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T08:18:39+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53795
    NORAD ID 53795
    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-4742 OTTER
    Time of Closest Approach 2026-09-06T23:56:24+0000
    Collision Probability (Pc) 4.559659E-6
    Conjunction Distance (km) 1.69 km
    Relative Speed (km/s) 14.617 km/s
    Conjunction Risk Parameters R (Radial): 0.563 | I (In-track): -0.449 | C (Cross-track): -1.528
    Collision Risk Index (CRI) 0.48
    X Position (km) 5230.68 5230.609
    Position Y (km) -3233.38 -3235.027
    Position Z (km) 3007.186 3006.818
    Velocity X (km/s) 4.81 -3.406
    Velocity Y (km/s) 3.016 0.821
    Velocity Z (km/s) -5.104 6.783

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4742 OTTER
    Semimajor Axis (a) 6848.866 km 6850.381 km
    Eccentricity (e) 0.000122 0.000537
    Inclination (i) 53.1600° 97.3981°
    RAAN 181.1519° 329.0984°
    Perigee Argument 91.1869° 45.9669°
    Mean Anomaly (M) 268.9273° 314.2013°
    Apogee 471.568 km 475.920 km
    Perigee 469.890 km 468.568 km
    Orbit Epoch 2026-09-04T13:21:39+0000 2026-09-04T04:23:05+0000

    STARLINK-4742 & OTTER Collision Probability (Pc) Trend

    STARLINK-4742 & OTTER Collision Probability (Pc) TrendNot Available

    STARLINK-4742 & OTTER Miss Distance (Miss Distance) Trend

    STARLINK-4742 & OTTER Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4742Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OTTERMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4742Collision Probability Trend

    Object 1 Probability TrendNot Available

    OTTERCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4742

    No nearby objects data