Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.986201E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T00:16:20+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 6350
    NORAD ID 6350
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 59487
    NORAD ID 59487
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 546 STARLINK-31657
    Time of Closest Approach 2026-10-22T14:49:56+0000
    Collision Probability (Pc) 1.986201E-6
    Conjunction Distance (km) 2.074 km
    Relative Speed (km/s) 9.53 km/s
    Conjunction Risk Parameters R (Radial): -1.264 | I (In-track): 1.283 | C (Cross-track): 1.029
    Collision Risk Index (CRI) 0.41
    X Position (km) -1292.115 -1293.461
    Position Y (km) 5890.31 5888.807
    Position Z (km) -3279.26 -3278.784
    Velocity X (km/s) -4.832 -6.629
    Velocity Y (km/s) -3.629 0.608
    Velocity Z (km/s) -4.633 3.711

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 546 STARLINK-31657
    Semimajor Axis (a) 6852.270 km 6861.183 km
    Eccentricity (e) 0.001478 0.000116
    Inclination (i) 50.6342° 43.0051°
    RAAN 263.4375° 147.2732°
    Perigee Argument 63.8962° 282.0688°
    Mean Anomaly (M) 296.3524° 78.0034°
    Apogee 484.265 km 483.843 km
    Perigee 464.001 km 482.249 km
    Orbit Epoch 2026-10-21T01:50:43+0000 2026-10-20T23:47:41+0000

    COSMOS 546 & STARLINK-31657 Collision Probability (Pc) Trend

    COSMOS 546 & STARLINK-31657 Collision Probability (Pc) TrendNot Available

    COSMOS 546 & STARLINK-31657 Miss Distance (Miss Distance) Trend

    COSMOS 546 & STARLINK-31657 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 546Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31657Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 546Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31657Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 546

    No nearby objects data