Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.567693E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T17:38:03+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 902
    NORAD ID 902
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69415
    NORAD ID 69415
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CALSPHERE 2 QIANFAN-197
    Time of Closest Approach 2026-10-24T05:49:24+0000
    Collision Probability (Pc) 1.567693E-6
    Conjunction Distance (km) 2.661 km
    Relative Speed (km/s) 14.598 km/s
    Conjunction Risk Parameters R (Radial): -2.045 | I (In-track): -0.114 | C (Cross-track): 1.697
    Collision Risk Index (CRI) 0.39
    X Position (km) 167.53 169.171
    Position Y (km) 692.622 692.215
    Position Z (km) 7405.25 7403.196
    Velocity X (km/s) -1.409 0.392
    Velocity Y (km/s) -7.144 7.277
    Velocity Z (km/s) 0.688 -0.688

    Orbital Parameters 国际轨道数据源

    Parameter CALSPHERE 2 QIANFAN-197
    Semimajor Axis (a) 7439.713 km 7446.628 km
    Eccentricity (e) 0.001760 0.000248
    Inclination (i) 90.2329° 88.9903°
    RAAN 78.7921° 266.9615°
    Perigee Argument 211.8088° 85.5533°
    Mean Anomaly (M) 279.4714° 274.5902°
    Apogee 1074.669 km 1070.340 km
    Perigee 1048.483 km 1066.642 km
    Orbit Epoch 2026-10-22T20:19:40+0000 2026-10-22T21:21:30+0000

    CALSPHERE 2 & QIANFAN-197 Collision Probability (Pc) Trend

    CALSPHERE 2 & QIANFAN-197 Collision Probability (Pc) TrendNot Available

    CALSPHERE 2 & QIANFAN-197 Miss Distance (Miss Distance) Trend

    CALSPHERE 2 & QIANFAN-197 Miss Distance (Miss Distance) TrendNot Available

    CALSPHERE 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-197Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CALSPHERE 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-197Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CALSPHERE 2

    No nearby objects data