Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.234332E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:11:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58518
    NORAD ID 58518
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67305
    NORAD ID 67305
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31021 STARLINK-36490
    Time of Closest Approach 2026-10-22T23:26:17+0000
    Collision Probability (Pc) 3.234332E-6
    Conjunction Distance (km) 1.734 km
    Relative Speed (km/s) 9.733 km/s
    Conjunction Risk Parameters R (Radial): -1.119 | I (In-track): -1.023 | C (Cross-track): -0.839
    Collision Risk Index (CRI) 0.45
    X Position (km) -1210.579 -1209.081
    Position Y (km) 6405.503 6404.706
    Position Z (km) -2145.237 -2144.881
    Velocity X (km/s) -5.484 -6.048
    Velocity Y (km/s) -2.581 0.404
    Velocity Z (km/s) -4.623 4.623

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31021 STARLINK-36490
    Semimajor Axis (a) 6861.191 km 6861.141 km
    Eccentricity (e) 0.000078 0.000186
    Inclination (i) 43.0023° 43.0009°
    RAAN 277.2301° 138.3366°
    Perigee Argument 259.1130° 258.6194°
    Mean Anomaly (M) 100.9634° 101.4449°
    Apogee 483.591 km 484.282 km
    Perigee 482.517 km 481.726 km
    Orbit Epoch 2026-10-19T22:20:56+0000 2026-10-19T23:22:32+0000

    STARLINK-31021 & STARLINK-36490 Collision Probability (Pc) Trend

    STARLINK-31021 & STARLINK-36490 Collision Probability (Pc) TrendNot Available

    STARLINK-31021 & STARLINK-36490 Miss Distance (Miss Distance) Trend

    STARLINK-31021 & STARLINK-36490 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31021Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36490Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31021Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36490Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31021

    No nearby objects data