Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.784484E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:48:11+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51734
    NORAD ID 51734
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69240
    NORAD ID 69240
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3450 STARLINK-37680
    Time of Closest Approach 2026-09-13T00:58:12+0000
    Collision Probability (Pc) 2.784484E-6
    Conjunction Distance (km) 1.085 km
    Relative Speed (km/s) 0.471 km/s
    Conjunction Risk Parameters R (Radial): -0.129 | I (In-track): 1.076 | C (Cross-track): -0.033
    Collision Risk Index (CRI) 0.44
    X Position (km) -462.246 -463.307
    Position Y (km) 4082.885 4082.687
    Position Z (km) -5476.482 -5476.378
    Velocity X (km/s) -7.593 -7.55
    Velocity Y (km/s) -0.67 -1.044
    Velocity Z (km/s) 0.142 -0.14

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3450 STARLINK-37680
    Semimajor Axis (a) 6840.877 km 6840.742 km
    Eccentricity (e) 0.000126 0.000158
    Inclination (i) 53.1593° 53.1588°
    RAAN 189.9564° 197.1135°
    Perigee Argument 86.9259° 81.0940°
    Mean Anomaly (M) 273.1888° 279.0242°
    Apogee 463.602 km 463.686 km
    Perigee 461.878 km 461.524 km
    Orbit Epoch 2026-09-11T19:39:13+0000 2026-09-11T05:35:53+0000

    STARLINK-3450 & STARLINK-37680 Collision Probability (Pc) Trend

    STARLINK-3450 & STARLINK-37680 Collision Probability (Pc) TrendNot Available

    STARLINK-3450 & STARLINK-37680 Miss Distance (Miss Distance) Trend

    STARLINK-3450 & STARLINK-37680 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3450Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37680Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3450Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37680Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3450

    No nearby objects data