Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.967272E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T18:00:18+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 27609
    NORAD ID 27609
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 39416
    NORAD ID 39416
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TRAILBLAZER 2 APRIZESAT 7
    Time of Closest Approach 2026-10-23T07:58:21+0000
    Collision Probability (Pc) 9.967272E-7
    Conjunction Distance (km) 2.83 km
    Relative Speed (km/s) 7.737 km/s
    Conjunction Risk Parameters R (Radial): -2.136 | I (In-track): -1.593 | C (Cross-track): 0.949
    Collision Risk Index (CRI) 0.35
    X Position (km) -770.045 -770.018
    Position Y (km) -3961.459 -3964.194
    Position Z (km) -5718.56 -5719.284
    Velocity X (km/s) 4.734 -2.876
    Velocity Y (km/s) -5.122 -5.533
    Velocity Z (km/s) 2.878 4.212

    Orbital Parameters 国际轨道数据源

    Parameter TRAILBLAZER 2 APRIZESAT 7
    Semimajor Axis (a) 7002.972 km 6970.412 km
    Eccentricity (e) 0.003953 0.003635
    Inclination (i) 64.5549° 97.7874°
    RAAN 307.6375° 246.3182°
    Perigee Argument 226.3650° 149.4123°
    Mean Anomaly (M) 133.4175° 210.9225°
    Apogee 652.519 km 617.612 km
    Perigee 597.151 km 566.938 km
    Orbit Epoch 2026-10-21T07:39:38+0000 2026-10-21T19:11:53+0000

    TRAILBLAZER 2 & APRIZESAT 7 Collision Probability (Pc) Trend

    TRAILBLAZER 2 & APRIZESAT 7 Collision Probability (Pc) TrendNot Available

    TRAILBLAZER 2 & APRIZESAT 7 Miss Distance (Miss Distance) Trend

    TRAILBLAZER 2 & APRIZESAT 7 Miss Distance (Miss Distance) TrendNot Available

    TRAILBLAZER 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    APRIZESAT 7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRAILBLAZER 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    APRIZESAT 7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRAILBLAZER 2

    No nearby objects data