Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.580646E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:04:19+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 48669
    NORAD ID 48669
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63243
    NORAD ID 63243
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter STARLINK-2707 HERMES-2
    Time of Closest Approach 2026-10-20T16:33:36+0000
    Collision Probability (Pc) 1.580646E-6
    Conjunction Distance (km) 2.205 km
    Relative Speed (km/s) 8.213 km/s
    Conjunction Risk Parameters R (Radial): 2.15 | I (In-track): 0.415 | C (Cross-track): -0.264
    Collision Risk Index (CRI) 0.39
    X Position (km) -5010.026 -5008.765
    Position Y (km) -97.077 -96.864
    Position Z (km) 4658.901 4657.105
    Velocity X (km/s) 3.109 5.099
    Velocity Y (km/s) -6.193 1.437
    Velocity Z (km/s) 3.205 5.5

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2707 HERMES-2
    Semimajor Axis (a) 6848.838 km 6847.471 km
    Eccentricity (e) 0.000157 0.000573
    Inclination (i) 53.1571° 97.3716°
    RAAN 143.3452° 186.5173°
    Perigee Argument 83.5166° 50.8023°
    Mean Anomaly (M) 276.6014° 309.3727°
    Apogee 471.777 km 473.255 km
    Perigee 469.625 km 465.413 km
    Orbit Epoch 2026-10-19T07:25:15+0000 2026-10-19T04:19:17+0000

    STARLINK-2707 & HERMES-2 Collision Probability (Pc) Trend

    STARLINK-2707 & HERMES-2 Collision Probability (Pc) TrendNot Available

    STARLINK-2707 & HERMES-2 Miss Distance (Miss Distance) Trend

    STARLINK-2707 & HERMES-2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2707Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HERMES-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2707Collision Probability Trend

    Object 1 Probability TrendNot Available

    HERMES-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2707

    No nearby objects data