Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.135636E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T10:32:46+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53277
    NORAD ID 53277
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68221
    NORAD ID 68221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4178 STARLINK-37012
    Time of Closest Approach 2026-09-06T05:58:21+0000
    Collision Probability (Pc) 9.135636E-7
    Conjunction Distance (km) 2.981 km
    Relative Speed (km/s) 7.41 km/s
    Conjunction Risk Parameters R (Radial): 2.34 | I (In-track): -1.613 | C (Cross-track): -0.898
    Collision Risk Index (CRI) 0.34
    X Position (km) 2525.662 2524.868
    Position Y (km) -4826.926 -4824.053
    Position Z (km) -4158.646 -4158.606
    Velocity X (km/s) 3.689 -3.194
    Velocity Y (km/s) 5.355 3.48
    Velocity Z (km/s) -3.979 -5.983

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4178 STARLINK-37012
    Semimajor Axis (a) 6848.853 km 6843.700 km
    Eccentricity (e) 0.000101 0.000252
    Inclination (i) 53.1588° 97.2847°
    RAAN 93.2329° 121.3943°
    Perigee Argument 74.7268° 90.4252°
    Mean Anomaly (M) 285.3845° 269.7280°
    Apogee 471.410 km 467.289 km
    Perigee 470.022 km 463.837 km
    Orbit Epoch 2026-09-03T23:43:56+0000 2026-09-04T09:10:32+0000

    STARLINK-4178 & STARLINK-37012 Collision Probability (Pc) Trend

    STARLINK-4178 & STARLINK-37012 Collision Probability (Pc) TrendNot Available

    STARLINK-4178 & STARLINK-37012 Miss Distance (Miss Distance) Trend

    STARLINK-4178 & STARLINK-37012 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4178Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37012Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4178Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37012Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4178

    No nearby objects data